diff --git a/composer.json b/composer.json
index d66f87a87c04..150639030c1d 100644
--- a/composer.json
+++ b/composer.json
@@ -133,7 +133,8 @@
     },
     "config": {
         "preferred-install": "dist",
-        "sort-packages": true
+        "sort-packages": true,
+        "optimize-autoloader": true
     },
     "repositories": [
         {