diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index 74e375a..021bc95 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       matrix:
         operating-system: [ubuntu-20.04]
-        php-versions: ['7.4', '8.0', '8.1', '8.2']
+        php-versions: ['7.4', '8.0', '8.1', '8.2', '8.3']
 
     steps:
       - name: Set default PHP version ${{ matrix.php-versions }}
@@ -29,7 +29,7 @@ jobs:
 
       - name: Cache Composer packages
         id: composer-cache
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: vendor
           key: ${{ runner.os }}-php${{ matrix.php-versions }}-${{ hashFiles('**/composer.lock') }}
@@ -38,7 +38,7 @@ jobs:
 
       - name: Install dependencies
         if: steps.composer-cache.outputs.cache-hit != 'true'
-        run: composer install --prefer-dist --no-progress --no-suggest
+        run: composer install --prefer-dist --no-progress
 
       - name: Prepare for Quality
         run: /bin/sh -c 'mkdir -p ${{ github.workspace }}/build/logs && touch ${{ github.workspace }}/build/logs/checkstyle.xml'
@@ -47,7 +47,7 @@ jobs:
         run: php -dxdebug.mode=coverage ${{ github.workspace }}/vendor/bin/phpunit
 
       - name: Publish code coverage
-        if: ${{ matrix.php-versions == '8.1' }}
+        if: ${{ matrix.php-versions == '8.3' }}
         uses: paambaati/codeclimate-action@v3.0.0
         env:
           CC_TEST_REPORTER_ID: aa35d8bb9e77ff095a71b1b8c71888fcb4ae153d3a0c29f1e637a8af514feb7e
diff --git a/tests/ClientTest.php b/tests/ClientTest.php
index 48c7d8a..eca2169 100644
--- a/tests/ClientTest.php
+++ b/tests/ClientTest.php
@@ -154,7 +154,7 @@ public function testClientObjectResponse()
         ]);
 
         $this->assertIsObject($response);
-        $this->assertObjectHasAttribute('foo', $response);
+        $this->assertTrue(property_exists($response, 'foo'));
     }
 
     public function testBasicClientNoAppKey()