diff --git a/composer.json b/composer.json
index 0acf59bec5f..f3196ceb5e5 100644
--- a/composer.json
+++ b/composer.json
@@ -68,7 +68,7 @@
         },
         "optimize-autoloader": true,
         "sort-packages": true,
-        "platform-check": false
+        "platform-check": true
     },
     "extra": {
         "branch-alias": {