diff --git a/composer.json b/composer.json
index eeb4d19..cabe2bf 100644
--- a/composer.json
+++ b/composer.json
@@ -16,7 +16,7 @@
     "league/container": "^4.2",
     "league/event": "^3.0",
     "league/route": "^5.1",
-    "laminas/laminas-diactoros": "^2.24",
+    "laminas/laminas-diactoros": "^3.2",
     "laminas/laminas-httphandlerrunner": "^2.5"
   },
   "require-dev": {
diff --git a/composer.lock b/composer.lock
index ede7362..2aba48a 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,33 +4,30 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "47c001c1ba3fb44074c78aa6c05d4dc0",
+    "content-hash": "96c340076da6f5ae4181353339154363",
     "packages": [
         {
             "name": "laminas/laminas-diactoros",
-            "version": "2.24.0",
+            "version": "3.2.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/laminas/laminas-diactoros.git",
-                "reference": "6028af6c3b5ced4d063a680d2483cce67578b902"
+                "reference": "aca73646e658dce3f079f6b8648c651e193e331e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/laminas/laminas-diactoros/zipball/6028af6c3b5ced4d063a680d2483cce67578b902",
-                "reference": "6028af6c3b5ced4d063a680d2483cce67578b902",
+                "url": "https://api.github.com/repos/laminas/laminas-diactoros/zipball/aca73646e658dce3f079f6b8648c651e193e331e",
+                "reference": "aca73646e658dce3f079f6b8648c651e193e331e",
                 "shasum": ""
             },
             "require": {
-                "php": "~8.0.0 || ~8.1.0 || ~8.2.0",
-                "psr/http-factory": "^1.0",
-                "psr/http-message": "^1.0"
-            },
-            "conflict": {
-                "zendframework/zend-diactoros": "*"
+                "php": "~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0",
+                "psr/http-factory": "^1.0.2",
+                "psr/http-message": "^1.1 || ^2.0"
             },
             "provide": {
-                "psr/http-factory-implementation": "1.0",
-                "psr/http-message-implementation": "1.0"
+                "psr/http-factory-implementation": "^1.1 || ^2.0",
+                "psr/http-message-implementation": "^1.1 || ^2.0"
             },
             "require-dev": {
                 "ext-curl": "*",
@@ -38,11 +35,11 @@
                 "ext-gd": "*",
                 "ext-libxml": "*",
                 "http-interop/http-factory-tests": "^0.9.0",
-                "laminas/laminas-coding-standard": "^2.4.0",
-                "php-http/psr7-integration-tests": "^1.2",
-                "phpunit/phpunit": "^9.5.27",
+                "laminas/laminas-coding-standard": "~2.5.0",
+                "php-http/psr7-integration-tests": "^1.3",
+                "phpunit/phpunit": "^9.5.28",
                 "psalm/plugin-phpunit": "^0.18.4",
-                "vimeo/psalm": "^5.4"
+                "vimeo/psalm": "^5.9"
             },
             "type": "library",
             "extra": {
@@ -57,18 +54,9 @@
                     "src/functions/marshal_headers_from_sapi.php",
                     "src/functions/marshal_method_from_sapi.php",
                     "src/functions/marshal_protocol_version_from_sapi.php",
-                    "src/functions/marshal_uri_from_sapi.php",
                     "src/functions/normalize_server.php",
                     "src/functions/normalize_uploaded_files.php",
-                    "src/functions/parse_cookie_header.php",
-                    "src/functions/create_uploaded_file.legacy.php",
-                    "src/functions/marshal_headers_from_sapi.legacy.php",
-                    "src/functions/marshal_method_from_sapi.legacy.php",
-                    "src/functions/marshal_protocol_version_from_sapi.legacy.php",
-                    "src/functions/marshal_uri_from_sapi.legacy.php",
-                    "src/functions/normalize_server.legacy.php",
-                    "src/functions/normalize_uploaded_files.legacy.php",
-                    "src/functions/parse_cookie_header.legacy.php"
+                    "src/functions/parse_cookie_header.php"
                 ],
                 "psr-4": {
                     "Laminas\\Diactoros\\": "src/"
@@ -101,7 +89,7 @@
                     "type": "community_bridge"
                 }
             ],
-            "time": "2022-12-20T12:22:40+00:00"
+            "time": "2023-09-03T13:11:37+00:00"
         },
         {
             "name": "laminas/laminas-httphandlerrunner",
@@ -620,21 +608,21 @@
         },
         {
             "name": "psr/http-factory",
-            "version": "1.0.1",
+            "version": "1.0.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/php-fig/http-factory.git",
-                "reference": "12ac7fcd07e5b077433f5f2bee95b3a771bf61be"
+                "reference": "e616d01114759c4c489f93b099585439f795fe35"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/php-fig/http-factory/zipball/12ac7fcd07e5b077433f5f2bee95b3a771bf61be",
-                "reference": "12ac7fcd07e5b077433f5f2bee95b3a771bf61be",
+                "url": "https://api.github.com/repos/php-fig/http-factory/zipball/e616d01114759c4c489f93b099585439f795fe35",
+                "reference": "e616d01114759c4c489f93b099585439f795fe35",
                 "shasum": ""
             },
             "require": {
                 "php": ">=7.0.0",
-                "psr/http-message": "^1.0"
+                "psr/http-message": "^1.0 || ^2.0"
             },
             "type": "library",
             "extra": {
@@ -654,7 +642,7 @@
             "authors": [
                 {
                     "name": "PHP-FIG",
-                    "homepage": "http://www.php-fig.org/"
+                    "homepage": "https://www.php-fig.org/"
                 }
             ],
             "description": "Common interfaces for PSR-7 HTTP message factories",
@@ -669,9 +657,9 @@
                 "response"
             ],
             "support": {
-                "source": "https://github.com/php-fig/http-factory/tree/master"
+                "source": "https://github.com/php-fig/http-factory/tree/1.0.2"
             },
-            "time": "2019-04-30T12:38:16+00:00"
+            "time": "2023-04-10T20:10:41+00:00"
         },
         {
             "name": "psr/http-message",