diff --git a/core/composer.json b/core/composer.json
index c315e9cf1163ea8daa7a6aa928068c2fd3299a97..486bae8d672d15636f6aa80cdaa312cfe5d7a125 100644
--- a/core/composer.json
+++ b/core/composer.json
@@ -185,8 +185,7 @@
         ]
     },
     "config": {
-        "preferred-install": "dist",
-        "autoloader-suffix": "Drupal8"
+        "preferred-install": "dist"
     },
     "extra": {
         "drupal-scaffold": {