diff --git a/NEWS b/NEWS
index 6b9a37bc..56f65375 100644
--- a/NEWS
+++ b/NEWS
@@ -3,8 +3,11 @@
   * Fixed a bug with the CoreMIDI BridgeSupport metadata on platforms that have
     64-bit support where the MIDI types would be unavailable.
   * Fixed a bug where empty `.strings' files would lead to a build failure.
+  * [OSX] Fixed a bug which which it could not retrieve NSNotFound correctly as
+    method return value.
   * Fixed a performance issue in deallocating if many objects would be created.
   * Reduced the app boot time. ~15% faster.
+  * Improved Object#method_missing performance. ~10% faster.
 
 = RubyMotion 2.27 =
 
diff --git a/vm b/vm
index 5b5aafec..668cfa74 160000
--- a/vm
+++ b/vm
@@ -1 +1 @@
-Subproject commit 5b5aafec81fc6c01587836b5058a40d15f31161d
+Subproject commit 668cfa74351aa31869b9a4f372070748b49d0afe