Allow flex and runtime symfony plugins

diff --git a/composer.json b/composer.json
index 919b913f6333ec8a3a1fb91a24f91c33ee63b45e..2ed4ae81c80d4410ddc9a535fd3f1e24c7318482 100644 (file)
--- a/composer.json
+++ b/composer.json
@@ -59,7 +59,11 @@
         "preferred-install": {
             "*": "dist"
         },
-        "sort-packages": true
+        "sort-packages": true,
+        "allow-plugins": {
+            "symfony/flex": true,
+            "symfony/runtime": true
+        }
     },
     "autoload": {
         "psr-4": {