diff --git a/composer.json b/composer.json
index 1df2958..21e39f6 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
         "postal/postal": "^2.0.1"
     },
     "require-dev": {
-        "phpunit/phpunit": "^10.0",
+        "phpunit/phpunit": "^11.3",
         "orchestra/testbench": "^8.0|^9.0",
         "nunomaduro/larastan": "^2.0"
     },