diff --git a/Gemfile.lock b/Gemfile.lock
index 1ad3d29..a6e8644 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -56,7 +56,7 @@ GEM
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     public_suffix (3.0.2)
-    rake (11.1.0)
+    rake (12.3.3)
     rb-fsevent (0.10.3)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)