diff --git a/_config.yml b/_config.yml
index f9a96236..6aa9d9cc 100644
--- a/_config.yml
+++ b/_config.yml
@@ -180,6 +180,7 @@ exclude:
   - log
   - node_modules
   - package.json
+  - package-lock.json
   - Rakefile
   - README
   - tmp