diff --git a/composer.json b/composer.json
index 99bb126..b84a1c4 100644
--- a/composer.json
+++ b/composer.json
@@ -36,7 +36,7 @@
     "infection/infection": "~0.25|~0.27",
     "juliangut/easy-coding-standard-config": "^1.12",
     "juliangut/phpstan-config": "^1.1",
-    "laminas/laminas-diactoros": "^2.20",
+    "laminas/laminas-diactoros": "^3.2",
     "overtrue/phplint": "^9.0",
     "phpcompatibility/php-compatibility": "^9.3",
     "phpmd/phpmd": "^2.14",