diff --git a/Gemfile.lock b/Gemfile.lock
index dd88bc3..4143646 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -113,7 +113,7 @@ GEM
       activesupport (= 4.2.6)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (11.1.2)
+    rake (13.0.1)
     rdoc (4.2.2)
       json (~> 1.4)
     sass (3.4.22)