diff --git a/composer.json b/composer.json
index 6146775..447e7be 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
     "email": "admin@phpdark.com"
   },
   "require": {
-    "php": "^5.5 || ^7.0",
+    "php": "^5.5 || ^7.0 || ^8.0",
     "ext-curl": "*"
   },
   "description": "This is Bangladeshi nagad payment gateway api development library. This can by used in your website, android or apple application ",