diff --git a/Gemfile.lock b/Gemfile.lock
index 1db3332..9e50cb1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -39,7 +39,7 @@ GEM
     powerpack (0.1.1)
     public_suffix (3.0.2)
     rainbow (3.0.0)
-    rake (10.5.0)
+    rake (13.0.1)
     rspec (3.7.0)
       rspec-core (~> 3.7.0)
       rspec-expectations (~> 3.7.0)