diff --git a/composer.json b/composer.json
index 85c2e0a..5b9ca58 100644
--- a/composer.json
+++ b/composer.json
@@ -10,9 +10,9 @@
     },
 
   "require": {
-    "php": ">=5.6.0",
+    "php": ">=8.0",
 
     "ext-curl": "*",
-    "phpxmlrpc/phpxmlrpc": "4.0"
+    "phpxmlrpc/phpxmlrpc": "^4.11"
   }
 }
\ No newline at end of file