diff --git a/Gemfile.lock b/Gemfile.lock
index 9dc5071..33b30db 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -93,7 +93,7 @@ GEM
       activesupport (= 4.0.1)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (10.1.0)
+    rake (13.0.1)
     rdoc (4.0.1)
       json (~> 1.4)
     sprockets (2.10.1)