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 d479013..c0d1aa7 100644
--- a/composer.json
+++ b/composer.json
@@ -35,7 +35,7 @@
         }
     },
     "require": {
-        "php": "~8.1 || ~8.2",
+        "php": "~8.1 || ~8.2 || ~8.3",
         "ext-json": "*",
         "laminas/laminas-escaper": "^2.9",
         "php-http/discovery": "^1.18.0",
@@ -48,17 +48,17 @@
     "require-dev": {
         "ext-curl": "*",
         "doctrine/coding-standard": "^12.0",
-        "laminas/laminas-diactoros": "^3.0.0",
+        "laminas/laminas-diactoros": "^3.2.0",
         "php-http/cache-plugin": "^1.8",
         "php-http/curl-client": "^2.3",
         "php-http/mock-client": "^1.6",
-        "phpunit/phpunit": "^10.2.2",
+        "phpunit/phpunit": "^10.3.4",
         "psalm/plugin-phpunit": "^0.18.4",
         "roave/security-advisories": "dev-latest",
         "squizlabs/php_codesniffer": "^3.7.2",
-        "symfony/cache": "^5.4.15 || ^6.3.1",
+        "symfony/cache": "^5.4.15 || ^6.3.4",
         "symfony/options-resolver": "^5.4.11 || ^6.3",
-        "vimeo/psalm": "^5.13.1"
+        "vimeo/psalm": "^5.15.0"
     },
     "scripts": {
         "check": [
diff --git a/composer.lock b/composer.lock
index d4db6a7..84f0f55 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": "24301d2d25b66126d66cbbeaeb1b8ce6",
+    "content-hash": "f44e95335759acf3556f0fdc1bb87c0e",
     "packages": [
         {
             "name": "laminas/laminas-escaper",
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index cc86031..f3b45e5 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -9,6 +9,9 @@
          displayDetailsOnTestsThatTriggerNotices="true"
          displayDetailsOnTestsThatTriggerErrors="true"
          beStrictAboutTestsThatDoNotTestAnything="false"
+         failOnNotice="true"
+         failOnDeprecation="true"
+         failOnWarning="true"
          colors="true">
     <source>
         <include>