diff --git a/Gemfile.lock b/Gemfile.lock
index 3a9520a..b502159 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -6,7 +6,7 @@ GEM
     docile (1.1.1)
     multi_json (1.8.2)
     mustache (0.99.4)
-    rake (10.0.3)
+    rake (12.3.3)
     redcarpet (1.17.2)
     rocco (0.8.2)
       mustache