diff --git a/composer.json b/composer.json
index 55ed124..c91dcac 100644
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,7 @@
     ],
     "require": {
         "php": ">=5.4.0",
-        "illuminate/support": "~5|~6|~7|~8",
+        "illuminate/support": "~5|~6|~7|~8|~9",
         "omnipay/common": "~3.0"
     },
     "autoload": {