diff --git a/Gemfile.lock b/Gemfile.lock
index 73b41d9..f7b6ff0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -171,7 +171,7 @@ GEM
       polyglot
       polyglot (>= 0.3.1)
     tzinfo (0.3.39)
-    uglifier (2.4.0)
+    uglifier (2.5.0)
       execjs (>= 0.3.0)
       json (>= 1.8.0)
     validates_formatting_of (0.8.1)