diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 41c0d55..369eb7d 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -19,6 +19,7 @@ jobs:
         php-version:
           - "8.1"
           - "8.2"
+          - "8.3"
 
     steps:
       - name: "Checkout"
@@ -57,15 +58,15 @@ jobs:
         uses: "shivammathur/setup-php@v2"
         with:
           coverage: "none"
-          php-version: "8.1"
+          php-version: "8.3"
           tools: composer:v2
 
       - name: "Cache dependencies"
         uses: "actions/cache@v2"
         with:
           path: "~/.composer/cache"
-          key: "php-8.1-composer-${{ hashFiles('**/composer.json') }}"
-          restore-keys: "php-8.1-composer-"
+          key: "php-8.3-composer-${{ hashFiles('**/composer.json') }}"
+          restore-keys: "php-8.3-composer-"
 
       - name: "Install dependencies"
         run: "composer update --prefer-dist --no-interaction --no-progress --no-suggest"
@@ -86,6 +87,7 @@ jobs:
         php-version:
           - "8.1"
           - "8.2"
+          - "8.3"
 
     steps:
       - name: "Checkout"
@@ -122,6 +124,7 @@ jobs:
         php-version:
           - "8.1"
           - "8.2"
+          - "8.3"
 
         operating-system: ["ubuntu-latest", "windows-latest"]
 
@@ -167,15 +170,15 @@ jobs:
         uses: "shivammathur/setup-php@v2"
         with:
           coverage: "pcov"
-          php-version: "8.1"
+          php-version: "8.3"
           tools: pecl
 
       - name: "Cache dependencies"
         uses: "actions/cache@v2"
         with:
           path: "~/.composer/cache"
-          key: "php-8.1-composer-${{ hashFiles('**/composer.json') }}"
-          restore-keys: "php-8.1-composer-"
+          key: "php-8.3-composer-${{ hashFiles('**/composer.json') }}"
+          restore-keys: "php-8.3-composer-"
 
       - name: "Install dependencies"
         run: "composer update --prefer-dist --no-interaction --no-progress --no-suggest"