diff --git a/Gemfile.lock b/Gemfile.lock
index 1c28da1..c683eb8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -56,7 +56,7 @@ GEM
       coderay (~> 1.0.5)
       method_source (~> 0.8)
       slop (~> 3.4)
-    rake (10.1.0)
+    rake (13.0.1)
     rb-fsevent (0.9.3)
     rb-inotify (0.9.2)
       ffi (>= 0.5.0)