diff --git a/Gemfile.lock b/Gemfile.lock
index ca13568..0b61e3f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -103,7 +103,7 @@ GEM
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (12.0.0)
+    rake (13.0.6)
     slop (3.6.0)
     sprockets (3.7.1)
       concurrent-ruby (~> 1.0)