diff --git a/.github/workflows/generate-docs.yml b/.github/workflows/generate-docs.yml
index 89513ff..17bc860 100644
--- a/.github/workflows/generate-docs.yml
+++ b/.github/workflows/generate-docs.yml
@@ -12,11 +12,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Setup
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
     - name: Setup PHP
       uses: shivammathur/setup-php@v2
       with:
-        php-version: '8.0'
+        php-version: '8.2'
     - name: Install dependencies
       run: |
         composer install --prefer-dist --no-progress
diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml
index 9cce483..40d575d 100644
--- a/.github/workflows/run-tests.yml
+++ b/.github/workflows/run-tests.yml
@@ -10,11 +10,11 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php-versions: ['8.0', '8.1', '8.2']
+        php-versions: ['8.0', '8.1', '8.2', '8.3']
 
     steps:
     - name: Setup
-      uses: actions/checkout@v2
+      uses: actions/checkout@v4
 
     - name: Setup PHP
       uses: shivammathur/setup-php@v2 #https://github.com/shivammathur/setup-php
diff --git a/composer.json b/composer.json
index ecb93fc..3ea46de 100644
--- a/composer.json
+++ b/composer.json
@@ -3,7 +3,7 @@
     "description": "FreshBooks API wrapper",
     "type": "library",
     "require": {
-        "php": ">=8.0 <8.3",
+        "php": ">=8.0 <8.4",
         "php-http/client-common": "^2.5",
         "php-http/discovery": "^1.14",
         "psr/http-client": "^1.0",