diff --git a/Gemfile.lock b/Gemfile.lock
index 93ad9c4..68eae0a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,7 +8,7 @@ GEM
   specs:
     ansi (1.3.0)
     minitest (2.6.0)
-    rake (0.9.2)
+    rake (12.3.3)
     turn (0.8.2)
       ansi (>= 1.2.2)