diff --git a/todo/Gemfile.lock b/todo/Gemfile.lock
index a0975a3..96e3426 100644
--- a/todo/Gemfile.lock
+++ b/todo/Gemfile.lock
@@ -86,7 +86,7 @@ GEM
       activesupport (= 3.0.5)
       rake (>= 0.8.7)
       thor (~> 0.14.4)
-    rake (0.8.7)
+    rake (13.0.1)
     rspec (2.5.0)
       rspec-core (~> 2.5.0)
       rspec-expectations (~> 2.5.0)