diff --git a/Gemfile.lock b/Gemfile.lock
index c89144c..0228e28 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -13,7 +13,7 @@ GEM
       posix-spawn (~> 0.3.6)
     mime-types (1.18)
     posix-spawn (0.3.6)
-    rake (0.9.2.2)
+    rake (12.3.3)
     test-unit (2.4.8)
 
 PLATFORMS