diff --git a/Gemfile.lock b/Gemfile.lock
index c099ab4..3b34f5b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -45,7 +45,7 @@ GEM
     notifier (0.2.1)
     pygments.rb (0.2.12)
       rubypython (~> 0.5.3)
-    rake (0.9.2.2)
+    rake (12.3.3)
     rdiscount (1.6.8)
     rubypython (0.5.3)
       blankslate (>= 2.1.2.3)