diff --git a/rails_bench/Gemfile.lock b/rails_bench/Gemfile.lock
index 6d9e92b..e33a487 100644
--- a/rails_bench/Gemfile.lock
+++ b/rails_bench/Gemfile.lock
@@ -74,7 +74,7 @@ GEM
     treetop (1.4.15)
       polyglot
       polyglot (>= 0.3.1)
-    tzinfo (0.3.60)
+    tzinfo (0.3.61)
 
 PLATFORMS
   ruby