diff --git a/js/.jshintrc b/js/.jshintrc
index fb4ad64ab93..3461f73b65f 100644
--- a/js/.jshintrc
+++ b/js/.jshintrc
@@ -1,4 +1,5 @@
 {
+	"es3": true,
 	"boss": true,
 	"curly": true,
 	"eqeqeq": true,
diff --git a/js/widgets/forms/autogrow.js b/js/widgets/forms/autogrow.js
index 4983624b4f0..dc97a424a3b 100644
--- a/js/widgets/forms/autogrow.js
+++ b/js/widgets/forms/autogrow.js
@@ -32,7 +32,7 @@ define( [
 				"keyup": "_timeout",
 				"change": "_timeout",
 				"input": "_timeout",
-				"paste": "_timeout",
+				"paste": "_timeout"
 			});
 
 			// Attach to the various you-have-become-visible notifications that the