diff --git a/.travis.yml b/.travis.yml
index 591610a..16142e3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,8 @@
 language: php
 
 php:
-  - 7.0
-  - 7.1
   - 7.2
+  - 7.3
 
 env:
   matrix:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e508d36..654aad3 100755
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 All Notable changes to `onesignal` will be documented in this file
 
+## 2.0.0 - Not released yet
+- Add compatibility for Laravel 6
+- Remove testing on old PHP versions (7.0,7.1) and test on 7.3 
+
 ## 2.0.0-RC2 - 2019-02-07
 - Update the underlying **berkayk/onesignal-laravel** Package to v1.0.1 ([#60](https://github.com/laravel-notification-channels/onesignal/pull/60))
 
diff --git a/composer.json b/composer.json
index 8e35959..6e55ec7 100644
--- a/composer.json
+++ b/composer.json
@@ -25,15 +25,15 @@
         }
     ],
     "require": {
-        "php": ">=7.0.0",
+        "php": "^7.2.0",
         "berkayk/onesignal-laravel": "^1.0.0",
-        "illuminate/notifications": "5.*",
-        "illuminate/support": "5.*"
+        "illuminate/notifications": "5.*|^6.0",
+        "illuminate/support": "5.*|^6.0"
     },
     "require-dev": {
         "mockery/mockery": "^1.0",
-        "orchestra/testbench": "^3.5",
-        "phpunit/phpunit": "^6.4"
+        "orchestra/testbench": "^4.0",
+        "phpunit/phpunit": "^8.0"
     },
     "autoload": {
         "psr-4": {
diff --git a/tests/ChannelTest.php b/tests/ChannelTest.php
index 3e711db..d1b363e 100644
--- a/tests/ChannelTest.php
+++ b/tests/ChannelTest.php
@@ -18,7 +18,7 @@ class ChannelTest extends TestCase
     /** @var \NotificationChannels\OneSignal\OneSignalChannel */
     protected $channel;
 
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
         $this->oneSignal = Mockery::mock(OneSignalClient::class);
@@ -26,7 +26,7 @@ public function setUp()
         $this->channel = new OneSignalChannel($this->oneSignal);
     }
 
-    public function tearDown()
+    public function tearDown(): void
     {
         Mockery::close();
         parent::tearDown();
diff --git a/tests/MessageTest.php b/tests/MessageTest.php
index 0b0a145..6ab390b 100644
--- a/tests/MessageTest.php
+++ b/tests/MessageTest.php
@@ -12,7 +12,7 @@ class MessageTest extends \PHPUnit\Framework\TestCase
     /** @var \NotificationChannels\OneSignal\OneSignalMessage */
     protected $message;
 
-    public function setUp()
+    public function setUp(): void
     {
         parent::setUp();
         $this->message = new OneSignalMessage();