diff --git a/Gemfile.lock b/Gemfile.lock
index 639ea23..9e8de02 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -116,7 +116,7 @@ GEM
       method_source (~> 0.9.0)
     public_suffix (3.0.3)
     rack (2.0.6)
-    rake (12.3.2)
+    rake (13.0.1)
     rb-fsevent (0.10.3)
     rb-inotify (0.10.0)
       ffi (~> 1.0)