diff --git a/composer.json b/composer.json
index ec157dd..f244d17 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
         "pear/ole": "^1.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9.6 || ^10 || ^11",
+        "phpunit/phpunit": "^9.6 || ^10 || ^11 || ^12 || ^13",
         "pear/pear-core-minimal": "*"
     },
     "autoload": {