diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index a1e4c68..4429fd3 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -14,10 +14,10 @@ jobs:
       - name: "Checkout"
         uses: actions/checkout@master
 
-      - name: "Install PHP 8.2"
+      - name: "Install PHP 8.4"
         uses: shivammathur/setup-php@v2
         with:
-          php-version: "8.2"
+          php-version: "8.4"
           extensions: mbstring, xml
           coverage: none
           tools: composer:v2
@@ -51,10 +51,10 @@ jobs:
       - name: "Checkout"
         uses: actions/checkout@master
 
-      - name: "Install PHP 8.2"
+      - name: "Install PHP 8.4"
         uses: shivammathur/setup-php@v2
         with:
-          php-version: "8.2"
+          php-version: "8.4"
           extensions: mbstring, xml
           coverage: none
           tools: composer:v2
@@ -84,8 +84,6 @@ jobs:
     strategy:
       matrix:
         php-versions:
-          - "8.0"
-          - "8.1"
           - "8.2"
           - "8.3"
           - "8.4"
@@ -136,10 +134,10 @@ jobs:
       - name: "Checkout"
         uses: actions/checkout@master
 
-      - name: "Install PHP 8.2"
+      - name: "Install PHP 8.4"
         uses: shivammathur/setup-php@v2
         with:
-          php-version: "8.2"
+          php-version: "8.4"
           extensions: mbstring, xml
           coverage: xdebug:v3
           tools: composer:v2
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 781e223..937dd76 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,7 @@ ADDED:
 
 CHANGED:
 
+- Increased minimum PHP version requirement to 8.2
 - Updated dependencies
 
 REMOVED:
diff --git a/composer.json b/composer.json
index 07c66ab..b9e6e15 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
         "source": "https://github.com/woohoolabs/harmony"
     },
     "require": {
-        "php": "^8.0.0",
+        "php": "^8.2.0",
         "psr/container": "^1.1.0||^2.0.0",
         "psr/http-message-implementation": "^1.0.0||^2.0.0",
         "psr/http-server-handler": "^1.0.0",
@@ -28,7 +28,7 @@
         "phpstan/phpstan": "^1.12.0",
         "phpstan/phpstan-phpunit": "^1.0.0",
         "phpstan/phpstan-strict-rules": "^1.0.0",
-        "phpunit/phpunit": "^9.6.0||^11.0.0",
+        "phpunit/phpunit": "^11.0.0",
         "squizlabs/php_codesniffer": "^3.7.0",
         "woohoolabs/coding-standard": "^2.4.0",
         "woohoolabs/releaser": "^1.2.0"
diff --git a/composer.lock b/composer.lock
index a5319c7..0aea306 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": "2de08694999612432df99de661429638",
+    "content-hash": "2b4cbd79fa2bde199fa260d37911e070",
     "packages": [
         {
             "name": "laminas/laminas-diactoros",
@@ -2726,7 +2726,7 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
-        "php": "^8.0.0"
+        "php": "^8.2.0"
     },
     "platform-dev": [],
     "plugin-api-version": "2.6.0"