diff --git a/Gemfile.lock b/Gemfile.lock
index ee43e23..6f41f72 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -152,7 +152,7 @@ GEM
       thor (>= 0.18.1, < 2.0)
     rainbow (2.2.2)
       rake
-    rake (12.1.0)
+    rake (12.3.0)
     rb-fsevent (0.10.2)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)