diff --git a/Gemfile.lock b/Gemfile.lock
index 277fb87..4f391fe 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,7 +2,7 @@ GEM
   remote: http://rubygems.org/
   specs:
     diff-lcs (1.1.3)
-    rake (0.9.2.2)
+    rake (12.3.3)
     rspec (2.9.0)
       rspec-core (~> 2.9.0)
       rspec-expectations (~> 2.9.0)