diff --git a/Gemfile.lock b/Gemfile.lock
index 5303489..5b2a0dc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -51,7 +51,7 @@ GEM
       slop (~> 3.4)
     pygments.rb (1.2.1)
       multi_json (>= 1.0.0)
-    rake (12.3.0)
+    rake (12.3.1)
     rb-fsevent (0.9.8)
     rb-inotify (0.9.8)
       ffi (>= 0.5.0)