diff --git a/Gemfile.lock b/Gemfile.lock
index bc70e93..dad93ff 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -18,7 +18,7 @@ GEM
     json (1.7.3)
     multi_json (1.3.5)
     rack (1.4.1)
-    rake (0.9.2.2)
+    rake (12.3.3)
     rdoc (3.12)
       json (~> 1.4)
     shoulda (3.0.1)