diff --git a/Gemfile.lock b/Gemfile.lock
index e48fff7..612ed05 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -60,7 +60,7 @@ GEM
       activesupport (= 4.1.0)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (11.2.2)
+    rake (13.0.1)
     sprockets (3.6.3)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)