diff --git a/Gemfile.lock b/Gemfile.lock
index 9cc24c4..0bee415 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -77,7 +77,7 @@ GEM
     thor (0.14.6)
     treetop (1.4.9)
       polyglot (>= 0.3.1)
-    tzinfo (0.3.24)
+    tzinfo (0.3.61)
     will_paginate (3.0.pre2)
 
 PLATFORMS