diff --git a/composer.json b/composer.json
index 628fd07..a3bc37e 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",
         "ext-json": "*",
         "dflydev/fig-cookies": "^3.0",
         "psr/container": "^1.0 || ^2.0",
@@ -41,10 +41,10 @@
     },
     "require-dev": {
         "laminas/laminas-coding-standard": "~2.5.0",
-        "laminas/laminas-diactoros": "^3.0.0",
-        "phpunit/phpunit": "^10.1.1",
+        "laminas/laminas-diactoros": "^3.3.0",
+        "phpunit/phpunit": "^10.4.2",
         "psalm/plugin-phpunit": "^0.18.4",
-        "vimeo/psalm": "^5.8"
+        "vimeo/psalm": "^5.15"
     },
     "suggest": {
         "mezzio/mezzio-csrf": "^1.0 || ^1.0-dev for CSRF protection capabilities",
diff --git a/composer.lock b/composer.lock
index 6961500..0916ed8 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": "f512ffb6022450a80dc9580b61a8ec1e",
+    "content-hash": "a38fadf6a5a1052b53da1a5292b1567d",
     "packages": [
         {
             "name": "dflydev/fig-cookies",
@@ -4327,7 +4327,7 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": "~8.1.0 || ~8.2.0",
+        "php": "~8.1.0 || ~8.2.0 || ~8.3.0",
         "ext-json": "*"
     },
     "platform-dev": [],