diff --git a/composer.json b/composer.json
index 720d567..2db6beb 100644
--- a/composer.json
+++ b/composer.json
@@ -20,8 +20,8 @@
     "contao/core-bundle": "^4.9",
     "knplabs/knp-menu-bundle": "^2.2. || ^3.0",
 
-    "symfony/config": "^4.4",
-    "symfony/http-kernel": "^4.4"
+    "symfony/config": "^4.4 || ^5.0",
+    "symfony/http-kernel": "^4.4 || ^5.0"
   },
   "require-dev": {
     "contao/manager-plugin": "^2.7"