diff --git a/Gemfile.lock b/Gemfile.lock
index af4ae4c..e9c3d01 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -175,7 +175,7 @@ GEM
       less-rails (~> 2.2.2)
       railties (>= 3.1)
       therubyracer (~> 0.10.1)
-    tzinfo (0.3.33)
+    tzinfo (0.3.61)
     uglifier (1.2.4)
       execjs (>= 0.3.0)
       multi_json (>= 1.0.2)