diff --git a/_config.yml b/_config.yml
index 873c902..a63bef5 100644
--- a/_config.yml
+++ b/_config.yml
@@ -14,6 +14,8 @@ languages: [
   'zh_Hans',
 ]
 
+exclude: ["public", "Gemfile", "Gemfile.lock", "node_modules", "test"]
+
 # Build settings
 sass:
  sass_dir: _scss