diff --git a/Gemfile.lock b/Gemfile.lock
index 9fd93f6..0b97ef9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -65,7 +65,7 @@ GEM
     thor (0.14.0)
     treetop (1.4.8)
       polyglot (>= 0.3.1)
-    tzinfo (0.3.22)
+    tzinfo (0.3.61)
     will_paginate (3.0.pre2)
 
 PLATFORMS