diff --git a/.github/workflows/gh-release.yml b/.github/workflows/gh-release.yml
index 815fc86..28b07db 100644
--- a/.github/workflows/gh-release.yml
+++ b/.github/workflows/gh-release.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v2
+        uses: actions/checkout@v6
       - name: Setup git
         run: |
           git config user.email "pusher-ci@pusher.com"
@@ -24,12 +24,12 @@ jobs:
           export TAG=$(head -1 CHANGELOG.tmp | cut -d' ' -f2)
           echo "TAG=$TAG" >> $GITHUB_ENV
       - name: Create Release
-        uses: actions/create-release@v1
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        uses: softprops/action-gh-release@v2.6.1
         with:
           tag_name: ${{ env.TAG }}
-          release_name: ${{ env.TAG }}
+          name: ${{ env.TAG }}
           body_path: CHANGELOG.tmp
           draft: false
           prerelease: false
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index db192ad..26d3274 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -43,7 +43,7 @@ jobs:
           export NEW_VERSION=$(semver bump ${{ env.RELEASE }} $CURRENT)
           echo "VERSION=$NEW_VERSION" >> $GITHUB_ENV
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
       - name: Setup git
         run: |
           git config user.email "pusher-ci@pusher.com"
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 1b6a774..b1c03f4 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -6,18 +6,18 @@ on:
     branches: [ master, main ]
 jobs:
   test:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     strategy:
       fail-fast: false
       matrix:
-        php: [7.3, 7.4, 8.0, 8.1, 8.2, 8.3, 8.4]
+        php: [7.3, 7.4, 8.0, 8.1, 8.2, 8.3, 8.4, 8.5]
         stability: [prefer-lowest, prefer-stable]
 
     name: PHP ${{ matrix.php }} - ${{ matrix.stability }} Test
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v6
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
@@ -36,7 +36,7 @@ jobs:
       - name: Run unit tests
         run: composer exec phpunit tests/unit
 
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v6
         with:
           repository: pusher/public_actions
           path: .github/actions
diff --git a/tests/acceptance/MiddlewareTest.php b/tests/acceptance/MiddlewareTest.php
index 1957112..56661ec 100644
--- a/tests/acceptance/MiddlewareTest.php
+++ b/tests/acceptance/MiddlewareTest.php
@@ -35,18 +35,17 @@ protected function setUp(): void
             PUSHERAPP_AUTHKEY, PUSHERAPP_SECRET and
             PUSHERAPP_APPID keys.');
         } else {
-            $stack = new HandlerStack();
-            $stack->setHandler(new CurlHandler());
+            $stack = HandlerStack::create(new CurlHandler());
             $stack->push($this->increment());
             $client = new Client(['handler' => $stack]);
             $this->pusher = new Pusher(PUSHERAPP_AUTHKEY, PUSHERAPP_SECRET, PUSHERAPP_APPID, ['cluster' => PUSHERAPP_CLUSTER], $client);
         }
     }
 
-    public function testStringPush(): void
+    public function testEventPush(): void
     {
         self::assertEquals(0, $this->count);
-        $result = $this->pusher->trigger('test_channel', 'my_event', 'Test string');
+        $result = $this->pusher->trigger('test_channel', 'my_event', ['message' => 'Test string']);
         self::assertEquals(1, $this->count);
     }
 }
diff --git a/tests/acceptance/SendToUserTest.php b/tests/acceptance/SendToUserTest.php
index 47fc468..fbf08d9 100644
--- a/tests/acceptance/SendToUserTest.php
+++ b/tests/acceptance/SendToUserTest.php
@@ -32,13 +32,13 @@ protected function setUp(): void
 
     public function testSendToUser(): void
     {
-        $result = $this->pusher->sendToUser('123', 'my_event', 'Test string');
+        $result = $this->pusher->sendToUser('123', 'my_event', ['message' => 'Test string']);
         self::assertEquals(new stdClass(), $result);
     }
 
     public function testSendToUserAsync(): void
     {
-        $result = $this->pusher->sendToUserAsync('123', 'my_event', 'Test string')->wait();
+        $result = $this->pusher->sendToUserAsync('123', 'my_event', ['message' => 'Test string'])->wait();
         self::assertEquals(new stdClass(), $result);
     }
 
diff --git a/tests/acceptance/TriggerAsyncTest.php b/tests/acceptance/TriggerAsyncTest.php
index 3e265bd..961856d 100644
--- a/tests/acceptance/TriggerAsyncTest.php
+++ b/tests/acceptance/TriggerAsyncTest.php
@@ -29,9 +29,9 @@ public function testObjectConstruct(): void
         self::assertNotNull($this->pusher, 'Created new \Pusher\Pusher object');
     }
 
-    public function testStringPush(): void
+    public function testEventPush(): void
     {
-        $result = $this->pusher->triggerAsync('test_channel', 'my_event', 'Test string')->wait();
+        $result = $this->pusher->triggerAsync('test_channel', 'my_event', ['message' => 'Test string'])->wait();
         self::assertEquals(new stdClass(), $result);
     }
 
diff --git a/tests/acceptance/TriggerTest.php b/tests/acceptance/TriggerTest.php
index a703e3e..d298a8a 100644
--- a/tests/acceptance/TriggerTest.php
+++ b/tests/acceptance/TriggerTest.php
@@ -31,9 +31,9 @@ public function testObjectConstruct(): void
         self::assertNotNull($this->pusher, 'Created new \Pusher\Pusher object');
     }
 
-    public function testStringPush(): void
+    public function testEventPush(): void
     {
-        $result = $this->pusher->trigger('test_channel', 'my_event', 'Test string');
+        $result = $this->pusher->trigger('test_channel', 'my_event', ['message' => 'Test string']);
         self::assertEquals(new stdClass(), $result);
     }