diff --git a/Gemfile.lock b/Gemfile.lock
index 2ad72f7..6d7e6cc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -47,7 +47,7 @@ GEM
     power_assert (0.3.1)
     public_suffix (2.0.4)
     rack (2.0.7)
-    rake (11.3.0)
+    rake (13.0.1)
     rdoc (4.2.2)
       json (~> 1.4)
     semver (1.0.1)