diff --git a/examples/rails-custom-login-page/Gemfile.lock b/examples/rails-custom-login-page/Gemfile.lock
index de25f0e..09f788e 100644
--- a/examples/rails-custom-login-page/Gemfile.lock
+++ b/examples/rails-custom-login-page/Gemfile.lock
@@ -127,7 +127,7 @@ GEM
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rake (12.3.1)
+    rake (13.0.1)
     rb-fsevent (0.10.3)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)