diff --git a/composer.json b/composer.json
index 387403b..42873b7 100644
--- a/composer.json
+++ b/composer.json
@@ -3,9 +3,9 @@
     "description": "Proxmox Module for FOSSBilling",
     "type": "project",
     "require": {
-      "php": "^8.0|^8.2",
+      "php": "^8.0|8.1|^8.2",
       "pve2-api-client/pve2-api-client": "^1.0.2",
-        "symfony/finder": "^6.3"
+        "symfony/finder": "^5.3"
     },
     "funding": [
       {