diff --git a/Gemfile.lock b/Gemfile.lock
index af549af..47a2ae1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -147,7 +147,7 @@ GEM
       activesupport (= 4.2.10)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (12.3.0)
+    rake (13.0.1)
     rdoc (4.3.0)
     redis (4.0.1)
     ref (2.0.0)