diff --git a/composer.json b/composer.json
index a130e120d..669fdc355 100644
--- a/composer.json
+++ b/composer.json
@@ -86,7 +86,7 @@
         "phpcompatibility/php-compatibility": "^9.3",
         "phpstan/phpstan": "^1.1",
         "phpstan/phpstan-phpunit": "^1.0",
-        "phpunit/phpunit": "^8.5 || ^9.0",
+        "phpunit/phpunit": "^9.5",
         "squizlabs/php_codesniffer": "^3.7",
         "tecnickcom/tcpdf": "^6.5"
     },