diff --git a/_config.yml b/_config.yml
index 6c06d86b..299dde51 100644
--- a/_config.yml
+++ b/_config.yml
@@ -43,3 +43,6 @@ sass:
 plugins:
   - jekyll-polyglot
   - jekyll-autoprefixer
+
+autoprefixer:
+  only_production: true