diff --git a/NEWS b/NEWS
index eb93ddae..5caa8c5f 100644
--- a/NEWS
+++ b/NEWS
@@ -5,6 +5,7 @@
     lookup error in case the constant was trying to be accessed within a file
     or module scope.
   * Improve string interpolation performance. 40% faster.
+  * Improve String#delete performance. 5 times faster.
 
 = RubyMotion 2.2 =
 
diff --git a/vm b/vm
index 8a464ccc..19cafc5d 160000
--- a/vm
+++ b/vm
@@ -1 +1 @@
-Subproject commit 8a464cccba860f5ea4ba3fe2e1159446ece73fb7
+Subproject commit 19cafc5d440e69bc9819ee13664b538b5e3b3b85