diff --git a/React/Base/RCTBridge.m b/React/Base/RCTBridge.m
index 42973a3b6..5e1aa7f27 100644
--- a/React/Base/RCTBridge.m
+++ b/React/Base/RCTBridge.m
@@ -1182,6 +1182,7 @@ RCT_INNER_BRIDGE_ONLY(_invokeAndProcessModule:(NSString *)module method:(NSStrin
   }
 
   void (^mainThreadInvalidate)(void) = ^{
+    RCTAssertMainThread();
 
     [_mainDisplayLink invalidate];
     _mainDisplayLink = nil;
@@ -1221,7 +1222,7 @@ RCT_INNER_BRIDGE_ONLY(_invokeAndProcessModule:(NSString *)module method:(NSStrin
     /**
      * Main Thread deallocations
      */
-    mainThreadInvalidate();
+    dispatch_async(dispatch_get_main_queue(), mainThreadInvalidate);
 
   }];
 }
diff --git a/package.json b/package.json
index ff843db16..3fffc5491 100644
--- a/package.json
+++ b/package.json
@@ -68,7 +68,7 @@
     "yargs": "1.3.2"
   },
   "devDependencies": {
-    "jest-cli": "0.4.3",
+    "jest-cli": "0.4.5",
     "eslint": "0.9.2"
   }
 }
diff --git a/packager/package.json b/packager/package.json
index 3eaf2f3b9..f3af007f3 100644
--- a/packager/package.json
+++ b/packager/package.json
@@ -25,7 +25,7 @@
   },
   "dependencies": {},
   "devDependencies": {
-    "jest-cli": "0.4.3",
+    "jest-cli": "0.4.5",
     "eslint": "0.9.2"
   }
 }