diff --git a/README-zh.md b/README-zh.md
index 21e33cf2..5d5b4b97 100644
--- a/README-zh.md
+++ b/README-zh.md
@@ -40,7 +40,7 @@ Blessing Skin 是一个开源的 PHP 项目，这意味着您可以自由地在
 Blessing Skin 对您的服务器有一定的要求。在大多数情况下，下列所需的 PHP 扩展已经开启。
 
 - 一台支持 URL 重写的主机，Nginx 或 Apache
-- PHP >= 7.4.0
+- PHP >= 8.0.2
 - 安装并启用如下 PHP 扩展：
   - OpenSSL
   - PDO
diff --git a/README.md b/README.md
index d2cf20c6..f43f40fd 100644
--- a/README.md
+++ b/README.md
@@ -40,7 +40,7 @@ Blessing Skin is an open-source project written in PHP, which means you can depl
 Blessing Skin has only a few system requirements. In most cases, these PHP extensions are already enabled.
 
 - Web server with URL rewriting enabled (Nginx or Apache)
-- PHP >= 7.4.0
+- PHP >= 8.0.2
 - PHP Extensions
   - OpenSSL
   - PDO
diff --git a/bootstrap/chkenv.php b/bootstrap/chkenv.php
index b48cc6d7..f9f5c8d9 100644
--- a/bootstrap/chkenv.php
+++ b/bootstrap/chkenv.php
@@ -49,7 +49,7 @@ ini_set('display_errors', true);
         );
     }
 
-    $requiredVersion = '7.4.0';
+    $requiredVersion = '8.0.2';
     preg_match('/(\d+\.\d+\.\d+)/', PHP_VERSION, $matches);
     $version = $matches[1];
     if (version_compare($version, $requiredVersion, '<')) {
diff --git a/composer.json b/composer.json
index 108ac264..18b0d9d5 100644
--- a/composer.json
+++ b/composer.json
@@ -3,7 +3,7 @@
   "description": "A web application brings your custom skins back in offline Minecraft servers.",
   "license": "MIT",
   "require": {
-    "php": ">=7.4.0",
+    "php": ">=8.0.2",
     "ext-ctype": "*",
     "ext-gd": "*",
     "ext-json": "*",
diff --git a/tests/HttpTest/ControllersTest/UpdateControllerTest.php b/tests/HttpTest/ControllersTest/UpdateControllerTest.php
index 5e7de43c..2a20f847 100644
--- a/tests/HttpTest/ControllersTest/UpdateControllerTest.php
+++ b/tests/HttpTest/ControllersTest/UpdateControllerTest.php
@@ -73,7 +73,7 @@ class UpdateControllerTest extends TestCase
     {
         return array_merge([
             'spec' => 2,
-            'php' => '7.4.0',
+            'php' => '8.0.2',
             'latest' => $version,
             'url' => "https://whatever.test/$version/update.zip",
         ], $extra);
diff --git a/tools/release.ps1 b/tools/release.ps1
index 6d102b1b..aadadafa 100644
--- a/tools/release.ps1
+++ b/tools/release.ps1
@@ -19,7 +19,7 @@ Copy-Item -Path "../$zip" -Destination $zip
 
 $manifest.latest = $current
 $manifest.url = $manifest.url.Replace($last, $current)
-$manifest.php = '7.4.0'
+$manifest.php = '8.0.2'
 ConvertTo-Json $manifest | Out-File -FilePath update.json
 Write-Host "Update source is prepared." -ForegroundColor Green