diff --git a/composer.json b/composer.json
index 610cfbf..938daa7 100644
--- a/composer.json
+++ b/composer.json
@@ -12,7 +12,7 @@
     "require": {
         "php": ">=8.2",
         "guzzlehttp/guzzle": "^7.8",
-        "phpseclib/phpseclib": "^3.0"
+        "phpseclib/phpseclib": "^3.0 || ^4.0"
     },
     "require-dev": {
         "pestphp/pest": "^3.0"