diff --git a/.laminas-ci.json b/.laminas-ci.json
new file mode 100644
index 0000000..c6aab18
--- /dev/null
+++ b/.laminas-ci.json
@@ -0,0 +1,5 @@
+{
+    "ignore_php_platform_requirements": {
+        "8.3": true
+    }
+}
diff --git a/composer.json b/composer.json
index 580182e..e7b5fdf 100644
--- a/composer.json
+++ b/composer.json
@@ -33,7 +33,7 @@
         }
     },
     "require": {
-        "php": "~8.1.0 || ~8.2.0",
+        "php": "~8.1.0 || ~8.2.0 || ~8.3.0",
         "psr/http-message": "^1.0 || ^2.0",
         "psr/http-message-implementation": "^1.0 || ^2.0",
         "psr/http-server-handler": "^1.0"
diff --git a/composer.lock b/composer.lock
index 394c03f..d10d231 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "2210b94fa65907b51788c570d499a5a6",
+    "content-hash": "8f2729aa6261b607ac2e89a074b3a22e",
     "packages": [
         {
             "name": "laminas/laminas-diactoros",
@@ -4207,7 +4207,7 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": "~8.1.0 || ~8.2.0"
+        "php": "~8.1.0 || ~8.2.0 || ~8.3.0"
     },
     "platform-dev": [],
     "platform-overrides": {