diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index f9d6b7bb..1c721fd9 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Install
         uses: docker://composer
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1c5900f4..2a64fe92 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,7 @@ jobs:
         run: echo "::add-matcher::${{ runner.tool_cache }}/phpunit.json"
 
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Set up locales
         run: ./hack/setup-locales.sh
@@ -40,6 +40,7 @@ jobs:
           - '8.0'
           - '8.1'
           - '8.2'
+          - '8.3'
 
     steps:
       - name: Set up PHP
@@ -53,7 +54,7 @@ jobs:
         run: echo "::add-matcher::${{ runner.tool_cache }}/phpunit.json"
 
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Set up locales
         run: ./hack/setup-locales.sh
@@ -70,7 +71,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Set up PHP
         uses: shivammathur/setup-php@v2
@@ -95,7 +96,7 @@ jobs:
           architecture: 'x64'
 
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Install dependencies
         run: |
diff --git a/.github/workflows/static.yml b/.github/workflows/static.yml
index df23ac24..4e3bfafa 100644
--- a/.github/workflows/static.yml
+++ b/.github/workflows/static.yml
@@ -11,7 +11,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Set up PHP
         uses: shivammathur/setup-php@v2
diff --git a/composer.json b/composer.json
index da73d311..788cecb2 100644
--- a/composer.json
+++ b/composer.json
@@ -24,7 +24,7 @@
     ],
     "homepage": "http://moneyphp.org",
     "require": {
-        "php": "~8.0.0 || ~8.1.0 || ~8.2.0",
+        "php": "~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0",
         "ext-bcmath": "*",
         "ext-filter": "*",
         "ext-json": "*"