diff --git a/Gemfile.lock b/Gemfile.lock
index 656f40151..6e3aa68ed 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -90,7 +90,7 @@ GEM
     coffee-script (2.2.0)
       coffee-script-source
       execjs
-    coffee-script-source (1.3.3)
+    coffee-script-source (1.4.0)
     columnize (0.3.6)
     crack (0.3.1)
     cucumber (1.2.1)