diff --git a/spec/dummy4/Gemfile.lock b/spec/dummy4/Gemfile.lock
index bc0019d..77708ac 100644
--- a/spec/dummy4/Gemfile.lock
+++ b/spec/dummy4/Gemfile.lock
@@ -186,7 +186,7 @@ GEM
       activesupport (= 4.2.3)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (10.4.2)
+    rake (13.0.1)
     rb-fsevent (0.9.6)
     rb-inotify (0.9.5)
       ffi (>= 0.5.0)