diff --git a/composer.json b/composer.json
index 9925b8a..1bd2077 100644
--- a/composer.json
+++ b/composer.json
@@ -37,7 +37,7 @@
     },
     "require-dev": {
         "mockery/mockery": "^1.5",
-        "orchestra/testbench": "^7.23|^8.1",
+        "orchestra/testbench": "^8.15.0",
         "phpunit/phpunit": "^9.5.20|^10.0",
         "vimeo/psalm": "^5.16"
     },