diff --git a/.travis.yml b/.travis.yml
index f9d9d63..a16284c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,7 @@
 language: php
 
 php:
-  - 7.1
-  - 7.2
-  - 7.3
+  - 7.4
 
 before_script:
   - curl -s http://getcomposer.org/installer | php
diff --git a/composer.json b/composer.json
index 357d410..7a10517 100644
--- a/composer.json
+++ b/composer.json
@@ -10,13 +10,12 @@
     ],
     "license": "MIT",
     "require": {
-        "php" : ">=7.1.3",
-        "illuminate/support": "5.8.*",
-        "illuminate/session": "5.8.*"
+        "illuminate/support": "5.8.*|^6.0|^7.0",
+        "illuminate/session": "5.8.*|^6.0|^7.0"
     },
     "require-dev": {
-        "mockery/mockery": "~0.9",
-        "phpunit/phpunit": "~5.7"
+        "mockery/mockery": "^1.0",
+        "phpunit/phpunit": "^8.0"
     },
     "autoload": {
         "psr-0": {
diff --git a/phpunit.xml b/phpunit.xml
index e46e625..6825d71 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -8,7 +8,6 @@
          convertWarningsToExceptions="true"
          processIsolation="false"
          stopOnFailure="false"
-         syntaxCheck="false"
 >
     <testsuites>
         <testsuite name="Package Test Suite">
diff --git a/src/Krucas/Notification/Collection.php b/src/Krucas/Notification/Collection.php
index ec3908e..f159778 100644
--- a/src/Krucas/Notification/Collection.php
+++ b/src/Krucas/Notification/Collection.php
@@ -36,7 +36,13 @@ public function __construct($items = [])
      */
     public function add($item)
     {
-        $this->queue->insert($item, is_null($item->getPosition()) ? null : -$item->getPosition());
+        if (is_array($item)) {
+            $position = $item['position'];
+        } else {
+            $position = $item->getPosition();
+        }
+
+        $this->queue->insert($item, is_null($position) ? null : -$position);
 
         $this->copyQueue(clone $this->queue);
 
diff --git a/tests/CollectionTest.php b/tests/CollectionTest.php
index 7e08c88..7060b7d 100644
--- a/tests/CollectionTest.php
+++ b/tests/CollectionTest.php
@@ -1,8 +1,8 @@
 <?php
 
-use Mockery as m;
+use PHPUnit\Framework\TestCase;
 
-class CollectionTest extends PHPUnit_Framework_TestCase
+class CollectionTest extends TestCase
 {
     public function testCollectionConstructor()
     {
diff --git a/tests/MessageTest.php b/tests/MessageTest.php
index 920318a..a8860cf 100644
--- a/tests/MessageTest.php
+++ b/tests/MessageTest.php
@@ -1,8 +1,8 @@
 <?php
 
-use Mockery as m;
+use PHPUnit\Framework\TestCase;
 
-class MessageTest extends PHPUnit_Framework_TestCase
+class MessageTest extends TestCase
 {
     public function testMessageConstructor()
     {
diff --git a/tests/Middleware/NotificationMiddlewareTest.php b/tests/Middleware/NotificationMiddlewareTest.php
index 64a441c..010f5ff 100644
--- a/tests/Middleware/NotificationMiddlewareTest.php
+++ b/tests/Middleware/NotificationMiddlewareTest.php
@@ -1,13 +1,13 @@
 <?php
 
 use Mockery as m;
+use PHPUnit\Framework\TestCase;
+use Mockery\Adapter\Phpunit\MockeryPHPUnitIntegration;
 
-class NotificationMiddlewareTest extends PHPUnit_Framework_TestCase
+class NotificationMiddlewareTest extends TestCase
 {
-    public function tearDown()
-    {
-        m::close();
-    }
+    use MockeryPHPUnitIntegration;
+    
 
     public function testOnBoot()
     {
diff --git a/tests/NotificationBagTest.php b/tests/NotificationBagTest.php
index 3866823..533571c 100644
--- a/tests/NotificationBagTest.php
+++ b/tests/NotificationBagTest.php
@@ -1,15 +1,15 @@
 <?php
 
 use Mockery as m;
+use PHPUnit\Framework\TestCase;
+use Mockery\Adapter\Phpunit\MockeryPHPUnitIntegration;
 
 require_once 'Mocks/NotificationsBagMock.php';
 
-class NotificationBagTest extends PHPUnit_Framework_TestCase
+class NotificationBagTest extends TestCase
 {
-    public function tearDown()
-    {
-        m::close();
-    }
+    use MockeryPHPUnitIntegration;
+
 
     public function testIsConstructed()
     {
diff --git a/tests/NotificationTest.php b/tests/NotificationTest.php
index 253c3c2..a227061 100644
--- a/tests/NotificationTest.php
+++ b/tests/NotificationTest.php
@@ -1,13 +1,13 @@
 <?php
 
 use Mockery as m;
+use PHPUnit\Framework\TestCase;
+use Mockery\Adapter\Phpunit\MockeryPHPUnitIntegration;
 
-class NotificationTest extends PHPUnit_Framework_TestCase
+class NotificationTest extends TestCase
 {
-    public function tearDown()
-    {
-        m::close();
-    }
+    use MockeryPHPUnitIntegration;
+
 
     public function testIsConstructed()
     {
diff --git a/tests/SubscriberTest.php b/tests/SubscriberTest.php
index 22a1638..ac167ed 100644
--- a/tests/SubscriberTest.php
+++ b/tests/SubscriberTest.php
@@ -1,13 +1,13 @@
 <?php
 
 use Mockery as m;
+use PHPUnit\Framework\TestCase;
+use Mockery\Adapter\Phpunit\MockeryPHPUnitIntegration;
 
-class SubscriberTest extends PHPUnit_Framework_TestCase
+class SubscriberTest extends TestCase
 {
-    public function tearDown()
-    {
-        m::close();
-    }
+    use MockeryPHPUnitIntegration;
+    
 
     public function testIsConstructed()
     {