diff --git a/Cargo.lock b/Cargo.lock
index b2d93d3..d9865b4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -23,57 +23,56 @@ checksum = "567b077b825e468cc974f0020d4082ee6e03132512f207ef1a02fd5d00d1f32d"
 
 [[package]]
 name = "aead"
-version = "0.2.0"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4cf01b9b56e767bb57b94ebf91a58b338002963785cdd7013e21c0d4679471e4"
+checksum = "7fc95d1bdb8e6666b2b217308eeeb09f2d6728d104be3e31916cc74d15420331"
 dependencies = [
  "generic-array",
 ]
 
 [[package]]
 name = "aes"
-version = "0.3.2"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "54eb1d8fe354e5fc611daf4f2ea97dd45a765f4f1e4512306ec183ae2e8f20c9"
+checksum = "f7001367fde4c768a19d1029f0a8be5abd9308e1119846d5bd9ad26297b8faf5"
 dependencies = [
  "aes-soft",
  "aesni",
- "block-cipher-trait",
+ "block-cipher",
 ]
 
 [[package]]
 name = "aes-gcm"
-version = "0.5.0"
+version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "834a6bda386024dbb7c8fc51322856c10ffe69559f972261c868485f5759c638"
+checksum = "86f5007801316299f922a6198d1d09a0bae95786815d066d5880d13f7c45ead1"
 dependencies = [
  "aead",
  "aes",
- "block-cipher-trait",
+ "block-cipher",
  "ghash",
- "subtle 2.2.3",
- "zeroize",
+ "subtle",
 ]
 
 [[package]]
 name = "aes-soft"
-version = "0.3.3"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cfd7e7ae3f9a1fb5c03b389fc6bb9a51400d0c13053f0dca698c832bfd893a0d"
+checksum = "4925647ee64e5056cf231608957ce7c81e12d6d6e316b9ce1404778cc1d35fa7"
 dependencies = [
- "block-cipher-trait",
+ "block-cipher",
  "byteorder",
- "opaque-debug",
+ "opaque-debug 0.2.3",
 ]
 
 [[package]]
 name = "aesni"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f70a6b5f971e473091ab7cfb5ffac6cde81666c4556751d8d5620ead8abf100"
+checksum = "d050d39b0b7688b3a3254394c3e30a9d66c41dcf9b05b0e2dbdc623f6505d264"
 dependencies = [
- "block-cipher-trait",
- "opaque-debug",
+ "block-cipher",
+ "opaque-debug 0.2.3",
 ]
 
 [[package]]
@@ -191,32 +190,20 @@ dependencies = [
 
 [[package]]
 name = "block-buffer"
-version = "0.7.3"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c0940dc441f31689269e10ac70eb1002a3a1d3ad1390e030043662eb7fe4688b"
-dependencies = [
- "block-padding",
- "byte-tools",
- "byteorder",
- "generic-array",
-]
-
-[[package]]
-name = "block-cipher-trait"
-version = "0.6.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1c924d49bd09e7c06003acda26cd9742e796e34282ec6c1189404dee0c1f4774"
+checksum = "4152116fd6e9dadb291ae18fc1ec3575ed6d84c29642d97890f4b4a3417297e4"
 dependencies = [
  "generic-array",
 ]
 
 [[package]]
-name = "block-padding"
-version = "0.1.5"
+name = "block-cipher"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fa79dedbb091f449f1f39e53edf88d5dbe95f895dae6135a8d7b881fb5af73f5"
+checksum = "fa136449e765dc7faa244561ccae839c394048667929af599b5d931ebe7b7f10"
 dependencies = [
- "byte-tools",
+ "generic-array",
 ]
 
 [[package]]
@@ -225,17 +212,11 @@ version = "3.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2e8c087f005730276d1096a652e92a8bacee2e2472bcc9715a74d2bec38b5820"
 
-[[package]]
-name = "byte-tools"
-version = "0.3.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3b5ca7a04898ad4bcd41c90c5285445ff5b791899bb1b0abdd2a2aa791211d7"
-
 [[package]]
 name = "bytemuck"
-version = "1.2.0"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "37fa13df2292ecb479ec23aa06f4507928bef07839be9ef15281411076629431"
+checksum = "d40636046a60a45ee5185e885a3ccb771f7a2065fb7cbcc2a7ecfd9896d1c365"
 
 [[package]]
 name = "byteorder"
@@ -306,9 +287,9 @@ checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
 
 [[package]]
 name = "cookie"
-version = "0.14.1"
+version = "0.14.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca761767cf3fa9068cc893ec8c247a22d0fd0535848e65640c0548bd1f8bbb36"
+checksum = "1373a16a4937bc34efec7b391f9c1500c30b8478a701a4f44c9165cc0475a6e0"
 dependencies = [
  "aes-gcm",
  "base64 0.12.3",
@@ -317,6 +298,7 @@ dependencies = [
  "rand",
  "sha2",
  "time 0.2.16",
+ "version_check",
 ]
 
 [[package]]
@@ -335,6 +317,12 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b3a71ab494c0b5b860bdc8407ae08978052417070c2ced38573a9157ad75b8ac"
 
+[[package]]
+name = "cpuid-bool"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8aebca1129a03dc6dc2b127edd729435bbc4a37e1d5f4d7513165089ceb02634"
+
 [[package]]
 name = "crc32fast"
 version = "1.2.0"
@@ -372,12 +360,12 @@ dependencies = [
 
 [[package]]
 name = "crypto-mac"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4434400df11d95d556bac068ddfedd482915eb18fe8bea89bc80b6e4b1c179e5"
+checksum = "b584a330336237c1eecd3e94266efb216c56ed91225d634cb2991c5f3fd1aeab"
 dependencies = [
  "generic-array",
- "subtle 1.0.0",
+ "subtle",
 ]
 
 [[package]]
@@ -422,9 +410,9 @@ dependencies = [
 
 [[package]]
 name = "digest"
-version = "0.8.1"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3d0c8c8752312f9713efd397ff63acb9f85585afbf179282e720e7704954dd5"
+checksum = "d3dd60d1080a57a05ab032377049e0591415d2b31afd7028356dbf3cc6dcb066"
 dependencies = [
  "generic-array",
 ]
@@ -471,12 +459,6 @@ dependencies = [
  "cfg-if",
 ]
 
-[[package]]
-name = "fake-simd"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e88a8acf291dafb59c2d96e8f59828f3838bb1a70398823ade51a84de6a6deed"
-
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -505,7 +487,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ece68d15c92e84fa4f19d3780f1294e5ca82a78a6d515f1efaabcc144688be00"
 dependencies = [
  "matches",
- "percent-encoding 2.1.0",
+ "percent-encoding",
 ]
 
 [[package]]
@@ -640,11 +622,12 @@ dependencies = [
 
 [[package]]
 name = "generic-array"
-version = "0.12.3"
+version = "0.14.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c68f0274ae0e023facc3c97b2e00f076be70e254bc851d972503b328db79b2ec"
+checksum = "60fb4bb6bba52f78a471264d9a3b7d026cc0af47b22cd2cffbc0b787ca003e63"
 dependencies = [
  "typenum",
+ "version_check",
 ]
 
 [[package]]
@@ -660,9 +643,9 @@ dependencies = [
 
 [[package]]
 name = "ghash"
-version = "0.2.3"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f0930ed19a7184089ea46d2fedead2f6dc2b674c5db4276b7da336c7cd83252"
+checksum = "d6e27f0689a6e15944bdce7e45425efb87eaa8ab0c6e87f11d0987a9133e2531"
 dependencies = [
  "polyval",
 ]
@@ -737,9 +720,9 @@ dependencies = [
 
 [[package]]
 name = "hkdf"
-version = "0.8.0"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3fa08a006102488bd9cd5b8013aabe84955cf5ae22e304c2caf655b633aefae3"
+checksum = "fe1149865383e4526a43aee8495f9a325f0b806c63ce6427d06336a590abbbc9"
 dependencies = [
  "digest",
  "hmac",
@@ -747,9 +730,9 @@ dependencies = [
 
 [[package]]
 name = "hmac"
-version = "0.7.1"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5dcb5e64cda4c23119ab41ba960d1e170a774c8e4b9d9e6a9bc18aabf5e59695"
+checksum = "126888268dcc288495a26bf004b38c5fdbb31682f992c84ceb046a1f0fe38840"
 dependencies = [
  "crypto-mac",
  "digest",
@@ -862,6 +845,12 @@ version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cb6ee2a7da03bfc3b66ca47c92c2e392fcc053ea040a85561749b026f7aad09a"
 
+[[package]]
+name = "instant"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5b141fdc7836c525d4d594027d318c84161ca17aaf8113ab1f81ab93ae897485"
+
 [[package]]
 name = "iovec"
 version = "0.1.4"
@@ -871,6 +860,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "ipnet"
+version = "2.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "47be2f14c678be2fdcab04ab1171db51b2762ce6f0a8ee87c8dd4a04ed216135"
+
 [[package]]
 name = "itoa"
 version = "0.4.6"
@@ -1151,6 +1146,12 @@ version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2839e79665f131bdb5782e51f2c6c9599c133c6098982a54c794358bf432529c"
 
+[[package]]
+name = "opaque-debug"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
+
 [[package]]
 name = "openssl"
 version = "0.10.30"
@@ -1289,9 +1290,9 @@ dependencies = [
 
 [[package]]
 name = "polyval"
-version = "0.3.3"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7ec3341498978de3bfd12d1b22f1af1de22818f5473a11e8a6ef997989e3a212"
+checksum = "d9a50142b55ab3ed0e9f68dfb3709f1d90d29da24e91033f28b96330643107dc"
 dependencies = [
  "cfg-if",
  "universal-hash",
@@ -1317,7 +1318,7 @@ checksum = "eba180dafb9038b050a4c280019bbedf9f2467b61e5d892dcad585bb57aadc5a"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.18"
+version = "1.0.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "04f5f085b5d71e2188cb8271e5da0161ad52c3f227a661a3c135fdf28e258b12"
 dependencies = [
@@ -1434,9 +1435,9 @@ dependencies = [
 
 [[package]]
 name = "reqwest"
-version = "0.10.6"
+version = "0.10.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3b82c9238b305f26f53443e3a4bc8528d64b8d0bee408ec949eb7bf5635ec680"
+checksum = "12427a5577082c24419c9c417db35cfeb65962efc7675bb6b0d5f1f9d315bfe6"
 dependencies = [
  "base64 0.12.3",
  "bytes",
@@ -1447,6 +1448,7 @@ dependencies = [
  "http-body",
  "hyper",
  "hyper-tls",
+ "ipnet",
  "js-sys",
  "lazy_static",
  "log",
@@ -1543,26 +1545,27 @@ dependencies = [
 [[package]]
 name = "ruma"
 version = "0.1.0"
-source = "git+https://github.com/ruma/ruma?rev=b55f827#b55f82742c88ea6d8744f37bacac5cbfa17a9029"
+source = "git+https://github.com/ruma/ruma?rev=08fbace#08fbace022f732319b9c5d2b97954b935bf39bf2"
 dependencies = [
  "ruma-api",
  "ruma-client-api",
  "ruma-common",
  "ruma-events",
  "ruma-federation-api",
- "ruma-identifiers",
+ "ruma-identifiers 0.17.0 (git+https://github.com/ruma/ruma?rev=08fbace)",
+ "ruma-identifiers-macros",
  "ruma-signatures",
 ]
 
 [[package]]
 name = "ruma-api"
 version = "0.16.1"
-source = "git+https://github.com/ruma/ruma?rev=b55f827#b55f82742c88ea6d8744f37bacac5cbfa17a9029"
+source = "git+https://github.com/ruma/ruma?rev=08fbace#08fbace022f732319b9c5d2b97954b935bf39bf2"
 dependencies = [
  "http",
  "percent-encoding",
  "ruma-api-macros",
- "ruma-identifiers",
+ "ruma-identifiers 0.17.0 (git+https://github.com/ruma/ruma?rev=08fbace)",
  "ruma-serde",
  "serde",
  "serde_json",
@@ -1572,7 +1575,7 @@ dependencies = [
 [[package]]
 name = "ruma-api-macros"
 version = "0.16.1"
-source = "git+https://github.com/ruma/ruma?rev=b55f827#b55f82742c88ea6d8744f37bacac5cbfa17a9029"
+source = "git+https://github.com/ruma/ruma?rev=08fbace#08fbace022f732319b9c5d2b97954b935bf39bf2"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1582,14 +1585,14 @@ dependencies = [
 [[package]]
 name = "ruma-client-api"
 version = "0.9.0"
-source = "git+https://github.com/ruma/ruma?rev=b55f827#b55f82742c88ea6d8744f37bacac5cbfa17a9029"
+source = "git+https://github.com/ruma/ruma?rev=08fbace#08fbace022f732319b9c5d2b97954b935bf39bf2"
 dependencies = [
  "http",
  "js_int",
  "ruma-api",
  "ruma-common",
  "ruma-events",
- "ruma-identifiers",
+ "ruma-identifiers 0.17.0 (git+https://github.com/ruma/ruma?rev=08fbace)",
  "ruma-serde",
  "serde",
  "serde_json",
@@ -1598,11 +1601,10 @@ dependencies = [
 
 [[package]]
 name = "ruma-common"
-version = "0.1.3"
-source = "git+https://github.com/ruma/ruma?rev=b55f827#b55f82742c88ea6d8744f37bacac5cbfa17a9029"
+version = "0.2.0"
+source = "git+https://github.com/ruma/ruma?rev=08fbace#08fbace022f732319b9c5d2b97954b935bf39bf2"
 dependencies = [
  "js_int",
- "matches",
  "ruma-serde",
  "serde",
  "serde_json",
@@ -1612,12 +1614,12 @@ dependencies = [
 [[package]]
 name = "ruma-events"
 version = "0.21.3"
-source = "git+https://github.com/ruma/ruma?rev=b55f827#b55f82742c88ea6d8744f37bacac5cbfa17a9029"
+source = "git+https://github.com/ruma/ruma?rev=08fbace#08fbace022f732319b9c5d2b97954b935bf39bf2"
 dependencies = [
  "js_int",
  "ruma-common",
  "ruma-events-macros",
- "ruma-identifiers",
+ "ruma-identifiers 0.17.0 (git+https://github.com/ruma/ruma?rev=08fbace)",
  "ruma-serde",
  "serde",
  "serde_json",
@@ -1627,7 +1629,7 @@ dependencies = [
 [[package]]
 name = "ruma-events-macros"
 version = "0.21.3"
-source = "git+https://github.com/ruma/ruma?rev=b55f827#b55f82742c88ea6d8744f37bacac5cbfa17a9029"
+source = "git+https://github.com/ruma/ruma?rev=08fbace#08fbace022f732319b9c5d2b97954b935bf39bf2"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1637,14 +1639,13 @@ dependencies = [
 [[package]]
 name = "ruma-federation-api"
 version = "0.0.2"
-source = "git+https://github.com/ruma/ruma?rev=b55f827#b55f82742c88ea6d8744f37bacac5cbfa17a9029"
+source = "git+https://github.com/ruma/ruma?rev=08fbace#08fbace022f732319b9c5d2b97954b935bf39bf2"
 dependencies = [
  "js_int",
- "matches",
  "ruma-api",
  "ruma-common",
  "ruma-events",
- "ruma-identifiers",
+ "ruma-identifiers 0.17.0 (git+https://github.com/ruma/ruma?rev=08fbace)",
  "ruma-serde",
  "serde",
  "serde_json",
@@ -1652,19 +1653,39 @@ dependencies = [
 
 [[package]]
 name = "ruma-identifiers"
-version = "0.17.0-pre.1"
-source = "git+https://github.com/ruma/ruma?rev=b55f827#b55f82742c88ea6d8744f37bacac5cbfa17a9029"
+version = "0.17.0"
+source = "git+https://github.com/ruma/ruma?rev=08fbace#08fbace022f732319b9c5d2b97954b935bf39bf2"
 dependencies = [
- "matches",
  "rand",
  "serde",
  "strum",
 ]
 
+[[package]]
+name = "ruma-identifiers"
+version = "0.17.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f7046d6ff26cf4f5b8bc77af68527544c61e32cab5810c40035c6491c08da0d3"
+dependencies = [
+ "serde",
+ "strum",
+]
+
+[[package]]
+name = "ruma-identifiers-macros"
+version = "0.17.0"
+source = "git+https://github.com/ruma/ruma?rev=08fbace#08fbace022f732319b9c5d2b97954b935bf39bf2"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "ruma-identifiers 0.17.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn",
+]
+
 [[package]]
 name = "ruma-serde"
 version = "0.2.2"
-source = "git+https://github.com/ruma/ruma?rev=b55f827#b55f82742c88ea6d8744f37bacac5cbfa17a9029"
+source = "git+https://github.com/ruma/ruma?rev=08fbace#08fbace022f732319b9c5d2b97954b935bf39bf2"
 dependencies = [
  "form_urlencoded",
  "itoa",
@@ -1676,7 +1697,7 @@ dependencies = [
 [[package]]
 name = "ruma-signatures"
 version = "0.6.0-dev.1"
-source = "git+https://github.com/ruma/ruma?rev=b55f827#b55f82742c88ea6d8744f37bacac5cbfa17a9029"
+source = "git+https://github.com/ruma/ruma?rev=08fbace#08fbace022f732319b9c5d2b97954b935bf39bf2"
 dependencies = [
  "base64 0.12.3",
  "ring",
@@ -1857,14 +1878,15 @@ checksum = "2579985fda508104f7587689507983eadd6a6e84dd35d6d115361f530916fa0d"
 
 [[package]]
 name = "sha2"
-version = "0.8.2"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a256f46ea78a0c0d9ff00077504903ac881a1dafdc20da66545699e7776b3e69"
+checksum = "2933378ddfeda7ea26f48c555bdad8bb446bf8a3d17832dc83e380d444cfb8c1"
 dependencies = [
  "block-buffer",
+ "cfg-if",
+ "cpuid-bool",
  "digest",
- "fake-simd",
- "opaque-debug",
+ "opaque-debug 0.3.0",
 ]
 
 [[package]]
@@ -2010,12 +2032,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "subtle"
-version = "1.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2d67a5a62ba6e01cb2192ff309324cb4875d0c451d55fe2319433abe7a05a8ee"
-
 [[package]]
 name = "subtle"
 version = "2.2.3"
@@ -2024,7 +2040,7 @@ checksum = "502d53007c02d7605a05df1c1a73ee436952781653da5d0bf57ad608f66932c1"
 
 [[package]]
 name = "syn"
-version = "1.0.33"
+version = "1.0.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fb7f4c519df8c117855e19dd8cc851e89eb746fe7a73f0157e0d95fdec5369b0"
 dependencies = [
@@ -2123,9 +2139,9 @@ checksum = "53953d2d3a5ad81d9f844a32f14ebb121f50b650cd59d0ee2a07cf13c617efed"
 
 [[package]]
 name = "tokio"
-version = "0.2.21"
+version = "0.2.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d099fa27b9702bed751524694adbe393e18b36b204da91eb1cbbbbb4a5ee2d58"
+checksum = "5d34ca54d84bf2b5b4d7d31e901a8464f7b60ac145a284fba25ceb801f2ddccd"
 dependencies = [
  "bytes",
  "fnv",
@@ -2208,9 +2224,9 @@ checksum = "e987b6bf443f4b5b3b6f38704195592cca41c5bb7aedd3c3693c7081f8289860"
 
 [[package]]
 name = "tracing"
-version = "0.1.16"
+version = "0.1.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2e2a2de6b0d5cbb13fc21193a2296888eaab62b6044479aafb3c54c01c29fcd"
+checksum = "dbdf4ccd1652592b01286a5dbe1e2a77d78afaa34beadd9872a5f7396f92aaa9"
 dependencies = [
  "cfg-if",
  "log",
@@ -2279,12 +2295,12 @@ checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
 
 [[package]]
 name = "universal-hash"
-version = "0.3.0"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "df0c900f2f9b4116803415878ff48b63da9edb268668e08cf9292d7503114a01"
+checksum = "8326b2c654932e3e4f9196e69d08fdf7cfd718e1dc6f66b347e6024a0c961402"
 dependencies = [
  "generic-array",
- "subtle 2.2.3",
+ "subtle",
 ]
 
 [[package]]
@@ -2478,9 +2494,3 @@ name = "yansi"
 version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9fc79f4a1e39857fc00c3f662cbf2651c771f00e9c15fe2abc341806bd46bd71"
-
-[[package]]
-name = "zeroize"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3cbac2ed2ba24cc90f5e06485ac8c7c1e5449fe8911aef4d8877218af021a5b8"
diff --git a/Cargo.toml b/Cargo.toml
index c805d71..e0f246e 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -27,4 +27,4 @@ reqwest = "0.10.6"
 base64 = "0.12.1"
 thiserror = "1.0.19"
 image = { version = "0.23.4", default-features = false, features = ["jpeg", "png", "gif"] }
-ruma = { git = "https://github.com/ruma/ruma", features = ["rand", "client-api", "federation-api", "unstable-pre-spec", "unstable-synapse-quirks"], rev = "b55f827" }
+ruma = { git = "https://github.com/ruma/ruma", features = ["rand", "client-api", "federation-api", "unstable-pre-spec", "unstable-synapse-quirks"], rev = "08fbace" }
diff --git a/src/client_server.rs b/src/client_server.rs
index da29599..f13d6fd 100644
--- a/src/client_server.rs
+++ b/src/client_server.rs
@@ -169,14 +169,14 @@ pub fn register_route(
     if let Some(auth) = &body.auth {
         let (worked, uiaainfo) =
             db.uiaa
-                .try_auth(&user_id, "", auth, &uiaainfo, &db.users, &db.globals)?;
+                .try_auth(&user_id, "".into(), auth, &uiaainfo, &db.users, &db.globals)?;
         if !worked {
             return Err(Error::Uiaa(uiaainfo));
         }
     // Success!
     } else {
         uiaainfo.session = Some(utils::random_string(SESSION_ID_LENGTH));
-        db.uiaa.create(&user_id, "", &uiaainfo)?;
+        db.uiaa.create(&user_id, "".into(), &uiaainfo)?;
         return Err(Error::Uiaa(uiaainfo));
     }
 
@@ -189,7 +189,7 @@ pub fn register_route(
     let device_id = body
         .device_id
         .clone()
-        .unwrap_or_else(|| utils::random_string(DEVICE_ID_LENGTH));
+        .unwrap_or_else(|| utils::random_string(DEVICE_ID_LENGTH).into());
 
     // Generate new token for the device
     let token = utils::random_string(TOKEN_LENGTH);
@@ -300,7 +300,7 @@ pub fn logout_route(
     let user_id = body.user_id.as_ref().expect("user is authenticated");
     let device_id = body.device_id.as_ref().expect("user is authenticated");
 
-    db.users.remove_device(&user_id, &device_id)?;
+    db.users.remove_device(&user_id, device_id)?;
 
     Ok(logout::Response.into())
 }
@@ -340,14 +340,9 @@ pub fn change_password_route(
     };
 
     if let Some(auth) = &body.auth {
-        let (worked, uiaainfo) = db.uiaa.try_auth(
-            &user_id,
-            &device_id,
-            auth,
-            &uiaainfo,
-            &db.users,
-            &db.globals,
-        )?;
+        let (worked, uiaainfo) =
+            db.uiaa
+                .try_auth(&user_id, device_id, auth, &uiaainfo, &db.users, &db.globals)?;
         if !worked {
             return Err(Error::Uiaa(uiaainfo));
         }
@@ -452,11 +447,11 @@ pub fn deactivate_route(
 pub fn get_capabilities_route() -> ConduitResult<get_capabilities::Response> {
     let mut available = BTreeMap::new();
     available.insert(
-        RoomVersionId::version_5(),
+        RoomVersionId::Version5,
         get_capabilities::RoomVersionStability::Stable,
     );
     available.insert(
-        RoomVersionId::version_6(),
+        RoomVersionId::Version6,
         get_capabilities::RoomVersionStability::Stable,
     );
 
@@ -890,7 +885,7 @@ pub fn get_keys_route(
                         device_display_name: metadata.display_name,
                     });
 
-                    container.insert(device_id.into(), keys);
+                    container.insert(device_id, keys);
                 }
             }
             device_keys.insert(user_id.clone(), container);
@@ -909,7 +904,7 @@ pub fn get_keys_route(
                         device_display_name: metadata.display_name,
                     });
 
-                    container.insert(device_id.as_ref().into(), keys);
+                    container.insert(device_id.clone(), keys);
                 }
                 device_keys.insert(user_id.clone(), container);
             }
@@ -1212,7 +1207,7 @@ pub fn create_room_route(
         .creation_content
         .as_ref()
         .and_then(|c| c.predecessor.clone());
-    content.room_version = RoomVersionId::version_6();
+    content.room_version = RoomVersionId::Version6;
 
     // 1. The room create event
     db.rooms.append_pdu(
@@ -1298,15 +1293,14 @@ pub fn create_room_route(
         user_id.clone(),
         EventType::RoomJoinRules,
         match preset {
-            create_room::RoomPreset::PublicChat => {
-                serde_json::to_value(join_rules::JoinRulesEventContent {
-                    join_rule: join_rules::JoinRule::Public,
-                })
-                .expect("event is valid, we just created it")
-            }
-            _ => serde_json::to_value(join_rules::JoinRulesEventContent {
-                join_rule: join_rules::JoinRule::Invite,
-            })
+            create_room::RoomPreset::PublicChat => serde_json::to_value(
+                join_rules::JoinRulesEventContent::new(join_rules::JoinRule::Public),
+            )
+            .expect("event is valid, we just created it"),
+            // according to spec "invite" is the default
+            _ => serde_json::to_value(join_rules::JoinRulesEventContent::new(
+                join_rules::JoinRule::Invite,
+            ))
             .expect("event is valid, we just created it"),
         },
         None,
diff --git a/src/database/uiaa.rs b/src/database/uiaa.rs
index 1272d5f..d490499 100644
--- a/src/database/uiaa.rs
+++ b/src/database/uiaa.rs
@@ -4,7 +4,7 @@ use ruma::{
         error::ErrorKind,
         r0::uiaa::{AuthData, UiaaInfo},
     },
-    identifiers::UserId,
+    identifiers::{DeviceId, UserId},
 };
 
 pub struct Uiaa {
@@ -13,14 +13,19 @@ pub struct Uiaa {
 
 impl Uiaa {
     /// Creates a new Uiaa session. Make sure the session token is unique.
-    pub fn create(&self, user_id: &UserId, device_id: &str, uiaainfo: &UiaaInfo) -> Result<()> {
+    pub fn create(
+        &self,
+        user_id: &UserId,
+        device_id: &DeviceId,
+        uiaainfo: &UiaaInfo,
+    ) -> Result<()> {
         self.update_uiaa_session(user_id, device_id, Some(uiaainfo))
     }
 
     pub fn try_auth(
         &self,
         user_id: &UserId,
-        device_id: &str,
+        device_id: &DeviceId,
         auth: &AuthData,
         uiaainfo: &UiaaInfo,
         users: &super::users::Users,
@@ -130,7 +135,7 @@ impl Uiaa {
 
             // UIAA was successful! Remove this session and return true
             self.update_uiaa_session(user_id, device_id, None)?;
-            return Ok((true, uiaainfo));
+            Ok((true, uiaainfo))
         } else {
             panic!("FallbackAcknowledgement is not supported yet");
         }
@@ -139,12 +144,12 @@ impl Uiaa {
     fn update_uiaa_session(
         &self,
         user_id: &UserId,
-        device_id: &str,
+        device_id: &DeviceId,
         uiaainfo: Option<&UiaaInfo>,
     ) -> Result<()> {
         let mut userdeviceid = user_id.to_string().as_bytes().to_vec();
         userdeviceid.push(0xff);
-        userdeviceid.extend_from_slice(device_id.as_bytes());
+        userdeviceid.extend_from_slice(device_id.as_str().as_bytes());
 
         if let Some(uiaainfo) = uiaainfo {
             self.userdeviceid_uiaainfo.insert(
@@ -161,12 +166,12 @@ impl Uiaa {
     fn get_uiaa_session(
         &self,
         user_id: &UserId,
-        device_id: &str,
+        device_id: &DeviceId,
         session: &str,
     ) -> Result<UiaaInfo> {
         let mut userdeviceid = user_id.to_string().as_bytes().to_vec();
         userdeviceid.push(0xff);
-        userdeviceid.extend_from_slice(device_id.as_bytes());
+        userdeviceid.extend_from_slice(device_id.as_str().as_bytes());
 
         let uiaainfo = serde_json::from_slice::<UiaaInfo>(
             &self
diff --git a/src/database/users.rs b/src/database/users.rs
index b103691..3a02a9d 100644
--- a/src/database/users.rs
+++ b/src/database/users.rs
@@ -177,7 +177,7 @@ impl Users {
 
         let mut userdeviceid = user_id.to_string().as_bytes().to_vec();
         userdeviceid.push(0xff);
-        userdeviceid.extend_from_slice(device_id.as_bytes());
+        userdeviceid.extend_from_slice(device_id.as_str().as_bytes());
 
         self.userdeviceid_metadata.insert(
             userdeviceid,
@@ -191,16 +191,16 @@ impl Users {
             .as_bytes(),
         )?;
 
-        self.set_token(user_id, device_id, token)?;
+        self.set_token(user_id, &device_id, token)?;
 
         Ok(())
     }
 
     /// Removes a device from a user.
-    pub fn remove_device(&self, user_id: &UserId, device_id: &str) -> Result<()> {
+    pub fn remove_device(&self, user_id: &UserId, device_id: &DeviceId) -> Result<()> {
         let mut userdeviceid = user_id.to_string().as_bytes().to_vec();
         userdeviceid.push(0xff);
-        userdeviceid.extend_from_slice(device_id.as_bytes());
+        userdeviceid.extend_from_slice(device_id.as_str().as_bytes());
 
         // Remove tokens
         if let Some(old_token) = self.userdeviceid_token.remove(&userdeviceid)? {
@@ -223,7 +223,7 @@ impl Users {
     }
 
     /// Returns an iterator over all device ids of this user.
-    pub fn all_device_ids(&self, user_id: &UserId) -> impl Iterator<Item = Result<String>> {
+    pub fn all_device_ids(&self, user_id: &UserId) -> impl Iterator<Item = Result<Box<DeviceId>>> {
         let mut prefix = user_id.to_string().as_bytes().to_vec();
         prefix.push(0xff);
         // All devices have metadata
@@ -237,17 +237,16 @@ impl Users {
                         .next()
                         .ok_or_else(|| Error::bad_database("UserDevice ID in db is invalid."))?,
                 )
-                .map_err(|_| {
-                    Error::bad_database("Device ID in userdeviceid_metadata is invalid.")
-                })?)
+                .map_err(|_| Error::bad_database("Device ID in userdeviceid_metadata is invalid."))?
+                .into())
             })
     }
 
     /// Replaces the access token of one device.
-    fn set_token(&self, user_id: &UserId, device_id: &str, token: &str) -> Result<()> {
+    fn set_token(&self, user_id: &UserId, device_id: &DeviceId, token: &str) -> Result<()> {
         let mut userdeviceid = user_id.to_string().as_bytes().to_vec();
         userdeviceid.push(0xff);
-        userdeviceid.extend_from_slice(device_id.as_bytes());
+        userdeviceid.extend_from_slice(device_id.as_str().as_bytes());
 
         // All devices have metadata
         assert!(self.userdeviceid_metadata.get(&userdeviceid)?.is_some());
@@ -268,13 +267,13 @@ impl Users {
     pub fn add_one_time_key(
         &self,
         user_id: &UserId,
-        device_id: &str,
+        device_id: &DeviceId,
         one_time_key_key: &AlgorithmAndDeviceId,
         one_time_key_value: &OneTimeKey,
     ) -> Result<()> {
         let mut key = user_id.to_string().as_bytes().to_vec();
         key.push(0xff);
-        key.extend_from_slice(device_id.as_bytes());
+        key.extend_from_slice(device_id.as_str().as_bytes());
 
         // All devices have metadata
         // Only existing devices should be able to call this.
@@ -301,12 +300,12 @@ impl Users {
     pub fn take_one_time_key(
         &self,
         user_id: &UserId,
-        device_id: &str,
+        device_id: &DeviceId,
         key_algorithm: &KeyAlgorithm,
     ) -> Result<Option<(AlgorithmAndDeviceId, OneTimeKey)>> {
         let mut prefix = user_id.to_string().as_bytes().to_vec();
         prefix.push(0xff);
-        prefix.extend_from_slice(device_id.as_bytes());
+        prefix.extend_from_slice(device_id.as_str().as_bytes());
         prefix.push(0xff);
         prefix.push(b'"'); // Annoying quotation mark
         prefix.extend_from_slice(key_algorithm.to_string().as_bytes());
@@ -337,11 +336,11 @@ impl Users {
     pub fn count_one_time_keys(
         &self,
         user_id: &UserId,
-        device_id: &str,
+        device_id: &DeviceId,
     ) -> Result<BTreeMap<KeyAlgorithm, UInt>> {
         let mut userdeviceid = user_id.to_string().as_bytes().to_vec();
         userdeviceid.push(0xff);
-        userdeviceid.extend_from_slice(device_id.as_bytes());
+        userdeviceid.extend_from_slice(device_id.as_str().as_bytes());
 
         let mut counts = BTreeMap::new();
 
@@ -370,13 +369,13 @@ impl Users {
     pub fn add_device_keys(
         &self,
         user_id: &UserId,
-        device_id: &str,
+        device_id: &DeviceId,
         device_keys: &DeviceKeys,
         globals: &super::globals::Globals,
     ) -> Result<()> {
         let mut userdeviceid = user_id.to_string().as_bytes().to_vec();
         userdeviceid.push(0xff);
-        userdeviceid.extend_from_slice(device_id.as_bytes());
+        userdeviceid.extend_from_slice(device_id.as_str().as_bytes());
 
         self.keyid_key.insert(
             &userdeviceid,
@@ -550,10 +549,14 @@ impl Users {
             })
     }
 
-    pub fn get_device_keys(&self, user_id: &UserId, device_id: &str) -> Result<Option<DeviceKeys>> {
+    pub fn get_device_keys(
+        &self,
+        user_id: &UserId,
+        device_id: &DeviceId,
+    ) -> Result<Option<DeviceKeys>> {
         let mut key = user_id.to_string().as_bytes().to_vec();
         key.push(0xff);
-        key.extend_from_slice(device_id.as_bytes());
+        key.extend_from_slice(device_id.as_str().as_bytes());
 
         self.keyid_key.get(key)?.map_or(Ok(None), |bytes| {
             Ok(Some(serde_json::from_slice(&bytes).map_err(|_| {
@@ -633,14 +636,14 @@ impl Users {
         &self,
         sender: &UserId,
         target_user_id: &UserId,
-        target_device_id: &str,
+        target_device_id: &DeviceId,
         event_type: &EventType,
         content: serde_json::Value,
         globals: &super::globals::Globals,
     ) -> Result<()> {
         let mut key = target_user_id.to_string().as_bytes().to_vec();
         key.push(0xff);
-        key.extend_from_slice(target_device_id.as_bytes());
+        key.extend_from_slice(target_device_id.as_str().as_bytes());
         key.push(0xff);
         key.extend_from_slice(&globals.next_count()?.to_be_bytes());
 
@@ -660,14 +663,14 @@ impl Users {
     pub fn take_to_device_events(
         &self,
         user_id: &UserId,
-        device_id: &str,
+        device_id: &DeviceId,
         max: usize,
     ) -> Result<Vec<EventJson<AnyToDeviceEvent>>> {
         let mut events = Vec::new();
 
         let mut prefix = user_id.to_string().as_bytes().to_vec();
         prefix.push(0xff);
-        prefix.extend_from_slice(device_id.as_bytes());
+        prefix.extend_from_slice(device_id.as_str().as_bytes());
         prefix.push(0xff);
 
         for result in self.todeviceid_events.scan_prefix(&prefix).take(max) {
@@ -685,12 +688,12 @@ impl Users {
     pub fn update_device_metadata(
         &self,
         user_id: &UserId,
-        device_id: &str,
+        device_id: &DeviceId,
         device: &Device,
     ) -> Result<()> {
         let mut userdeviceid = user_id.to_string().as_bytes().to_vec();
         userdeviceid.push(0xff);
-        userdeviceid.extend_from_slice(device_id.as_bytes());
+        userdeviceid.extend_from_slice(device_id.as_str().as_bytes());
 
         // Only existing devices should be able to call this.
         assert!(self.userdeviceid_metadata.get(&userdeviceid)?.is_some());
@@ -706,10 +709,14 @@ impl Users {
     }
 
     /// Get device metadata.
-    pub fn get_device_metadata(&self, user_id: &UserId, device_id: &str) -> Result<Option<Device>> {
+    pub fn get_device_metadata(
+        &self,
+        user_id: &UserId,
+        device_id: &DeviceId,
+    ) -> Result<Option<Device>> {
         let mut userdeviceid = user_id.to_string().as_bytes().to_vec();
         userdeviceid.push(0xff);
-        userdeviceid.extend_from_slice(device_id.as_bytes());
+        userdeviceid.extend_from_slice(device_id.as_str().as_bytes());
 
         self.userdeviceid_metadata
             .get(&userdeviceid)?
diff --git a/src/push_rules.rs b/src/push_rules.rs
index cb277b9..5bc0d74 100644
--- a/src/push_rules.rs
+++ b/src/push_rules.rs
@@ -2,47 +2,46 @@ use js_int::uint;
 use ruma::{
     identifiers::UserId,
     push::{
-        Action, ConditionalPushRule, PatternedPushRule, PushCondition, RoomMemberCountIs, Ruleset,
-        Tweak,
+        Action, ConditionalPushRule, ConditionalPushRuleInit, PatternedPushRule,
+        PatternedPushRuleInit, PushCondition, RoomMemberCountIs, Ruleset, Tweak,
     },
 };
 
 pub fn default_pushrules(user_id: &UserId) -> Ruleset {
-    Ruleset {
-        content: vec![contains_user_name_rule(&user_id)],
-        override_: vec![
-            master_rule(),
-            suppress_notices_rule(),
-            invite_for_me_rule(),
-            member_event_rule(),
-            contains_display_name_rule(),
-            tombstone_rule(),
-            roomnotif_rule(),
-        ],
-        room: vec![],
-        sender: vec![],
-        underride: vec![
-            call_rule(),
-            encrypted_room_one_to_one_rule(),
-            room_one_to_one_rule(),
-            message_rule(),
-            encrypted_rule(),
-        ],
-    }
+    let mut rules = Ruleset::default();
+    rules.content = vec![contains_user_name_rule(&user_id)];
+    rules.override_ = vec![
+        master_rule(),
+        suppress_notices_rule(),
+        invite_for_me_rule(),
+        member_event_rule(),
+        contains_display_name_rule(),
+        tombstone_rule(),
+        roomnotif_rule(),
+    ];
+    rules.underride = vec![
+        call_rule(),
+        encrypted_room_one_to_one_rule(),
+        room_one_to_one_rule(),
+        message_rule(),
+        encrypted_rule(),
+    ];
+    rules
 }
 
 pub fn master_rule() -> ConditionalPushRule {
-    ConditionalPushRule {
+    ConditionalPushRuleInit {
         actions: vec![Action::DontNotify],
         default: true,
         enabled: false,
         rule_id: ".m.rule.master".to_owned(),
         conditions: vec![],
     }
+    .into()
 }
 
 pub fn suppress_notices_rule() -> ConditionalPushRule {
-    ConditionalPushRule {
+    ConditionalPushRuleInit {
         actions: vec![Action::DontNotify],
         default: true,
         enabled: true,
@@ -52,10 +51,11 @@ pub fn suppress_notices_rule() -> ConditionalPushRule {
             pattern: "m.notice".to_owned(),
         }],
     }
+    .into()
 }
 
 pub fn invite_for_me_rule() -> ConditionalPushRule {
-    ConditionalPushRule {
+    ConditionalPushRuleInit {
         actions: vec![
             Action::Notify,
             Action::SetTweak(Tweak::Sound("default".to_owned())),
@@ -69,10 +69,11 @@ pub fn invite_for_me_rule() -> ConditionalPushRule {
             pattern: "m.invite".to_owned(),
         }],
     }
+    .into()
 }
 
 pub fn member_event_rule() -> ConditionalPushRule {
-    ConditionalPushRule {
+    ConditionalPushRuleInit {
         actions: vec![Action::DontNotify],
         default: true,
         enabled: true,
@@ -82,10 +83,11 @@ pub fn member_event_rule() -> ConditionalPushRule {
             pattern: "type".to_owned(),
         }],
     }
+    .into()
 }
 
 pub fn contains_display_name_rule() -> ConditionalPushRule {
-    ConditionalPushRule {
+    ConditionalPushRuleInit {
         actions: vec![
             Action::Notify,
             Action::SetTweak(Tweak::Sound("default".to_owned())),
@@ -96,10 +98,11 @@ pub fn contains_display_name_rule() -> ConditionalPushRule {
         rule_id: ".m.rule.contains_display_name".to_owned(),
         conditions: vec![PushCondition::ContainsDisplayName],
     }
+    .into()
 }
 
 pub fn tombstone_rule() -> ConditionalPushRule {
-    ConditionalPushRule {
+    ConditionalPushRuleInit {
         actions: vec![Action::Notify, Action::SetTweak(Tweak::Highlight(true))],
         default: true,
         enabled: true,
@@ -115,10 +118,11 @@ pub fn tombstone_rule() -> ConditionalPushRule {
             },
         ],
     }
+    .into()
 }
 
 pub fn roomnotif_rule() -> ConditionalPushRule {
-    ConditionalPushRule {
+    ConditionalPushRuleInit {
         actions: vec![Action::Notify, Action::SetTweak(Tweak::Highlight(true))],
         default: true,
         enabled: true,
@@ -133,10 +137,11 @@ pub fn roomnotif_rule() -> ConditionalPushRule {
             },
         ],
     }
+    .into()
 }
 
 pub fn contains_user_name_rule(user_id: &UserId) -> PatternedPushRule {
-    PatternedPushRule {
+    PatternedPushRuleInit {
         actions: vec![
             Action::Notify,
             Action::SetTweak(Tweak::Sound("default".to_owned())),
@@ -147,10 +152,11 @@ pub fn contains_user_name_rule(user_id: &UserId) -> PatternedPushRule {
         rule_id: ".m.rule.contains_user_name".to_owned(),
         pattern: user_id.localpart().to_owned(),
     }
+    .into()
 }
 
 pub fn call_rule() -> ConditionalPushRule {
-    ConditionalPushRule {
+    ConditionalPushRuleInit {
         actions: vec![
             Action::Notify,
             Action::SetTweak(Tweak::Sound("ring".to_owned())),
@@ -164,10 +170,11 @@ pub fn call_rule() -> ConditionalPushRule {
             pattern: "m.call.invite".to_owned(),
         }],
     }
+    .into()
 }
 
 pub fn encrypted_room_one_to_one_rule() -> ConditionalPushRule {
-    ConditionalPushRule {
+    ConditionalPushRuleInit {
         actions: vec![
             Action::Notify,
             Action::SetTweak(Tweak::Sound("default".to_owned())),
@@ -186,10 +193,11 @@ pub fn encrypted_room_one_to_one_rule() -> ConditionalPushRule {
             },
         ],
     }
+    .into()
 }
 
 pub fn room_one_to_one_rule() -> ConditionalPushRule {
-    ConditionalPushRule {
+    ConditionalPushRuleInit {
         actions: vec![
             Action::Notify,
             Action::SetTweak(Tweak::Sound("default".to_owned())),
@@ -208,10 +216,11 @@ pub fn room_one_to_one_rule() -> ConditionalPushRule {
             },
         ],
     }
+    .into()
 }
 
 pub fn message_rule() -> ConditionalPushRule {
-    ConditionalPushRule {
+    ConditionalPushRuleInit {
         actions: vec![Action::Notify, Action::SetTweak(Tweak::Highlight(false))],
         default: true,
         enabled: true,
@@ -221,10 +230,11 @@ pub fn message_rule() -> ConditionalPushRule {
             pattern: "m.room.message".to_owned(),
         }],
     }
+    .into()
 }
 
 pub fn encrypted_rule() -> ConditionalPushRule {
-    ConditionalPushRule {
+    ConditionalPushRuleInit {
         actions: vec![Action::Notify, Action::SetTweak(Tweak::Highlight(false))],
         default: true,
         enabled: true,
@@ -234,4 +244,5 @@ pub fn encrypted_rule() -> ConditionalPushRule {
             pattern: "m.room.encrypted".to_owned(),
         }],
     }
+    .into()
 }
diff --git a/src/ruma_wrapper.rs b/src/ruma_wrapper.rs
index 48f5487..cd2d21e 100644
--- a/src/ruma_wrapper.rs
+++ b/src/ruma_wrapper.rs
@@ -7,7 +7,10 @@ use rocket::{
     Outcome::*,
     Request, State,
 };
-use ruma::{api::Endpoint, identifiers::UserId};
+use ruma::{
+    api::Endpoint,
+    identifiers::{DeviceId, UserId},
+};
 use std::{convert::TryInto, io::Cursor, ops::Deref};
 use tokio::io::AsyncReadExt;
 
@@ -18,7 +21,7 @@ const MESSAGE_LIMIT: u64 = 20 * 1024 * 1024; // 20 MB
 pub struct Ruma<T> {
     pub body: T,
     pub user_id: Option<UserId>,
-    pub device_id: Option<String>,
+    pub device_id: Option<Box<DeviceId>>,
     pub json_body: Option<Box<serde_json::value::RawValue>>, // This is None when body is not a valid string
 }
 
@@ -63,7 +66,7 @@ impl<'a, T: Endpoint> FromTransformedData<'a> for Ruma<T> {
                 match db.users.find_from_token(&token).unwrap() {
                     // TODO: M_UNKNOWN_TOKEN
                     None => return Failure((Status::Unauthorized, ())),
-                    Some((user_id, device_id)) => (Some(user_id), Some(device_id)),
+                    Some((user_id, device_id)) => (Some(user_id), Some(device_id.into())),
                 }
             } else {
                 (None, None)