diff --git a/build.gradle b/build.gradle
index 0646fd9..b5fb1a3 100644
--- a/build.gradle
+++ b/build.gradle
@@ -67,7 +67,7 @@ dependencies {
     shade ('net.minecraft:launchwrapper:1.12') {
         transitive = false
     }
-    
+
     shade('org.spongepowered:mixin:0.7.11-SNAPSHOT') {
         exclude module: 'launchwrapper'
         exclude module: 'guava'
@@ -93,7 +93,7 @@ jar {
 
 
 task wrapper(type: Wrapper) {
-    gradleVersion = '4.9'
+    gradleVersion = '4.10.2'
 }
 
 publishing {
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index f6b961f..91ca28c 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 1f47535..e0b3fb8 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,5 @@
-#Mon May 14 11:21:37 BST 2018
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.2-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.7-all.zip
diff --git a/src/main/java/net/fabricmc/loom/util/Constants.java b/src/main/java/net/fabricmc/loom/util/Constants.java
index e9a150f..c3e61fb 100644
--- a/src/main/java/net/fabricmc/loom/util/Constants.java
+++ b/src/main/java/net/fabricmc/loom/util/Constants.java
@@ -49,6 +49,8 @@ public class Constants {
 	public static final IDelayed<File> MAPPINGS_DIR = new DelayedFile(extension -> new File(POMF_DIR.get(extension), "pomf-enigma-" + extension.version + "." + extension.pomfVersion + ""));
 	public static       IDelayed<File> MAPPINGS_TINY_GZ = new DelayedFile(extension -> new File(POMF_DIR.get(extension), "pomf-tiny-" + extension.version + "." + extension.pomfVersion + ".gz"));
 	public static final IDelayed<File> MAPPINGS_TINY = new DelayedFile(extension -> new File(POMF_DIR.get(extension), "pomf-tiny-" + extension.version + "." + extension.pomfVersion));
+	public static final IDelayed<File> MAPPINGS_MIXIN_EXPORT = new DelayedFile(extension -> new File(CACHE_FILES, "mixin-map-" + extension.version + "." + extension.pomfVersion + ".mappings"));
+
 
 	public static final IDelayed<File> MAPPINGS_DIR_LOCAL = new DelayedFile(extension -> new File(WORKING_DIRECTORY, "mappings"));
 	public static final IDelayed<File> MAPPINGS_ZIP_LOCAL = new DelayedFile(extension -> new File(MAPPINGS_DIR_LOCAL.get(extension), "pomf-enigma-" + extension.version + ".zip"));