diff --git a/.travis.yml b/.travis.yml
index 7323208667..b144433a57 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,4 +6,7 @@ jdk:
 
 script:
   - chmod +x gradlew
-  - ./gradlew build mapNamedJar --stacktrace
\ No newline at end of file
+  - ./gradlew build mapNamedJar --stacktrace
+
+notifications:
+  email: false
\ No newline at end of file
diff --git a/gradle.properties b/gradle.properties
new file mode 100644
index 0000000000..5cacfe8973
--- /dev/null
+++ b/gradle.properties
@@ -0,0 +1,2 @@
+# Done to increase the memory available to gradle.
+org.gradle.jvmargs=-Xmx1G
diff --git a/mappings/net/minecraft/block/entity/Hopper.mapping b/mappings/net/minecraft/block/entity/Hopper.mapping
index b0d28cb454..d1fa71a309 100644
--- a/mappings/net/minecraft/block/entity/Hopper.mapping
+++ b/mappings/net/minecraft/block/entity/Hopper.mapping
@@ -5,5 +5,5 @@ CLASS bub net/minecraft/block/entity/Hopper
 	METHOD A getHopperY ()D
 	METHOD B getHopperZ ()D
 	METHOD O_ getInputAreaShape ()Lcsr;
-	METHOD w getWorld ()Lbhi;
+	METHOD w getHopperWorld ()Lbhi;
 	METHOD z getHopperX ()D