diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 336acada1..e71b2d011 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -19,9 +19,9 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "8.0"
           - "8.1"
           - "8.2"
+          - "8.3"
 
     steps:
       - name: Checkout
@@ -62,7 +62,7 @@ jobs:
       - name: Install PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 8.0
+          php-version: 8.1
           coverage: pcov
           extensions: uopz
           tools: pecl
@@ -96,7 +96,7 @@ jobs:
       - name: Install PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: 8.0
+          php-version: 8.3
           coverage: none
 
       - name: Install dependencies
diff --git a/composer.json b/composer.json
index ee9ee1bb0..a22c8339f 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
         }
     },
     "require": {
-        "php": "^8.0 || ^8.1 || ^8.2",
+        "php": "^8.1 || ^8.2",
         "respect/stringifier": "^0.2.0",
         "symfony/polyfill-mbstring": "^1.2"
     },
diff --git a/docs/installation.md b/docs/installation.md
index 6dc607ccf..c0d1ada0e 100644
--- a/docs/installation.md
+++ b/docs/installation.md
@@ -7,4 +7,4 @@ you can install it using [Composer](http://getcomposer.org).
 composer require respect/validation
 ```
 
-Works on PHP 7.3 or above.
+Works on PHP 8.1 or above.