diff --git a/Gemfile.lock b/Gemfile.lock
index 98558bc..968e53c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -10,7 +10,7 @@ GEM
   specs:
     colored (1.2)
     diff-lcs (1.1.3)
-    rake (10.0.2)
+    rake (12.3.3)
     rspec (2.12.0)
       rspec-core (~> 2.12.0)
       rspec-expectations (~> 2.12.0)