diff --git a/Gemfile.lock b/Gemfile.lock
index 34a18e1..ba81ea2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -213,7 +213,7 @@ GEM
       execjs
       rails (>= 3.1)
       railties (>= 3.1)
-    tzinfo (0.3.41)
+    tzinfo (0.3.61)
     uglifier (2.5.3)
       execjs (>= 0.3.0)
       json (>= 1.8.0)