diff --git a/composer.json b/composer.json
index e64e843..3d388db 100644
--- a/composer.json
+++ b/composer.json
@@ -16,7 +16,7 @@
     ],
     "require": {
         "php": ">=7.1.0",
-        "illuminate/config": ">=5.0"
+        "illuminate/config": "5.*|6.*|7.*|8.*|9.*|10.*|11.*|12.*|13.*|14.*|15.*|16.*|17.*|18.*|19.*|20.*"
     },
     "require-dev": {
         "phpunit/phpunit": "^7.0",