diff --git a/composer.json b/composer.json
index 61cd650..1d108d3 100644
--- a/composer.json
+++ b/composer.json
@@ -16,7 +16,7 @@
         "httpsoft/http-server-request": "^1.1",
         "psr/container": "^2.0",
         "psr/http-factory": "^1.0",
-        "psr/http-message": "^1.1",
+        "psr/http-message": "^2.0",
         "psr/http-server-handler": "^1.0",
         "psr/log": "^3.0",
         "symfony/console": "^6.3",