diff --git a/Gemfile.lock b/Gemfile.lock
index 6779bfd..8d65f34 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -101,7 +101,7 @@ GEM
       activesupport (= 4.0.0)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (10.1.0)
+    rake (13.0.1)
     ref (1.0.5)
     sass (3.2.10)
     sass-rails (4.0.0)