diff --git a/composer.json b/composer.json
index bf57ebf..c3f8de0 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
     "require": {
         "php": "^5.5|^7.0",
         "guzzlehttp/guzzle": "^6.2",
-        "illuminate/support": "^5.0"
+        "illuminate/support": "^5.0|^6.0|^7.0"
     },
     "require-dev": {
         "phpunit/phpunit": "^4.8.36 | ^5.2",