diff --git a/Gemfile.lock b/Gemfile.lock
index e2c665b..0faf1d2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -180,7 +180,7 @@ GEM
       polyglot (>= 0.3.1)
     turn (0.9.3)
       ansi
-    tzinfo (0.3.55)
+    tzinfo (0.3.61)
     uglifier (4.1.20)
       execjs (>= 0.3.0, < 3)
     will_paginate (3.1.6)