diff --git a/Gemfile.lock b/Gemfile.lock
index 4508ffd..6751b66 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -9,7 +9,7 @@ GEM
   specs:
     ast (2.4.2)
     base64 (0.3.0)
-    benchmark (0.4.1)
+    benchmark (0.5.0)
     benchmark-ips (2.14.0)
     cgi (0.5.0)
     cgi (0.5.0-java)