diff --git a/matrix_sdk_base/src/responses.rs b/matrix_sdk_base/src/responses.rs
index 471f8765..345aec4f 100644
--- a/matrix_sdk_base/src/responses.rs
+++ b/matrix_sdk_base/src/responses.rs
@@ -6,8 +6,8 @@ use matrix_sdk_common::{
         DeviceLists, UnreadNotificationsCount as RumaUnreadNotificationsCount,
     },
     events::{
-        presence::PresenceEvent, AnyBasicEvent, AnySyncEphemeralRoomEvent, AnySyncRoomEvent,
-        AnySyncStateEvent, AnyToDeviceEvent,
+        presence::PresenceEvent, AnyBasicEvent, AnyStrippedStateEvent, AnySyncEphemeralRoomEvent,
+        AnySyncRoomEvent, AnySyncStateEvent, AnyToDeviceEvent,
     },
     identifiers::{DeviceKeyAlgorithm, RoomId},
 };
@@ -69,8 +69,8 @@ pub struct Rooms {
     pub leave: BTreeMap<RoomId, LeftRoom>,
     /// The rooms that the user has joined.
     pub join: BTreeMap<RoomId, JoinedRoom>,
-    // /// The rooms that the user has been invited to.
-    // pub invite: BTreeMap<RoomId, InvitedRoom>,
+    /// The rooms that the user has been invited to.
+    pub invite: BTreeMap<RoomId, InvitedRoom>,
 }
 
 /// Updates to joined rooms.
@@ -109,6 +109,20 @@ impl JoinedRoom {
     }
 }
 
+/// Updates to the rooms that the user has been invited to.
+#[derive(Clone, Debug, Default, Deserialize, Serialize)]
+pub struct InvitedRoom {
+    /// The state of a room that the user has been invited to.
+    pub invite_state: InviteState,
+}
+
+/// The state of a room that the user has been invited to.
+#[derive(Clone, Debug, Default, Deserialize, Serialize)]
+pub struct InviteState {
+    /// A list of state events.
+    pub events: Vec<AnyStrippedStateEvent>,
+}
+
 /// Counts of unread notifications for a room.
 #[derive(Copy, Clone, Debug, Default, Deserialize, Serialize)]
 pub struct UnreadNotificationsCount {
diff --git a/matrix_sdk_base/src/store.rs b/matrix_sdk_base/src/store.rs
index 72ec3ab5..f0a7d3f2 100644
--- a/matrix_sdk_base/src/store.rs
+++ b/matrix_sdk_base/src/store.rs
@@ -17,7 +17,8 @@ use matrix_sdk_common::{
             encryption::EncryptionEventContent, member::MemberEventContent,
             power_levels::PowerLevelsEventContent,
         },
-        AnyBasicEvent, AnySyncStateEvent, EventContent, EventType, SyncStateEvent,
+        AnyBasicEvent, AnyStrippedStateEvent, AnySyncStateEvent, EventContent, EventType,
+        SyncStateEvent,
     },
     identifiers::{RoomAliasId, RoomId, UserId},
 };
@@ -55,6 +56,8 @@ pub struct StateChanges {
     pub invited_user_ids: BTreeMap<RoomId, Vec<UserId>>,
     pub removed_user_ids: BTreeMap<RoomId, UserId>,
     pub presence: BTreeMap<UserId, PresenceEvent>,
+    pub invitest_state: BTreeMap<RoomId, BTreeMap<String, AnyStrippedStateEvent>>,
+    pub invited_room_info: BTreeMap<RoomId, InnerSummary>,
 }
 
 impl StateChanges {
@@ -111,6 +114,13 @@ impl StateChanges {
             .insert(event.content().event_type().to_owned(), event);
     }
 
+    pub fn add_invited_state(&mut self, room_id: &RoomId, event: AnyStrippedStateEvent) {
+        self.invitest_state
+            .entry(room_id.to_owned())
+            .or_insert_with(BTreeMap::new)
+            .insert(event.state_key().to_string(), event);
+    }
+
     pub fn add_state_event(&mut self, room_id: &RoomId, event: AnySyncStateEvent) {
         self.state
             .entry(room_id.to_owned())