diff --git a/Gemfile.lock b/Gemfile.lock
index 55944d6..97a7189 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -89,7 +89,7 @@ GEM
       activeresource (= 2.3.14)
       activesupport (= 2.3.14)
       rake (>= 0.8.3)
-    rake (0.9.2.2)
+    rake (13.0.3)
     rdoc (3.12)
       json (~> 1.4)
     rubypants (0.2.0)