diff --git a/CHANGELOG.md b/CHANGELOG.md
index 737cf60..5271fe0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 All notable changes to `laravel-artisan-dd` will be documented in this file
 
+## 2.1.0 - 2018-02-27
+
+- drop support for PHP 7.1
+
 ## 2.0.3 - 2018-02-27
 
 - add support for Laravel 5.8
diff --git a/composer.json b/composer.json
index 082133d..a1e7d7b 100644
--- a/composer.json
+++ b/composer.json
@@ -19,12 +19,12 @@
         }
     ],
     "require": {
-        "php": "^7.1",
+        "php": "^7.2",
         "laravel/framework": "~5.8.0"
     },
     "require-dev": {
         "orchestra/testbench": "~3.8.0",
-        "phpunit/phpunit": "^7.0"
+        "phpunit/phpunit": "^8.0"
     },
     "autoload": {
         "psr-4": {
diff --git a/tests/DdCommandTest.php b/tests/DdCommandTest.php
index 90f2116..28de301 100644
--- a/tests/DdCommandTest.php
+++ b/tests/DdCommandTest.php
@@ -9,7 +9,7 @@ class DdCommandTest extends TestCase
     /** @test */
     public function it_will_not_run_if_the_environment_is_not_local()
     {
-        Artisan::call('dd', ['code' => 'app()->environment()']);
+        Artisan::call('dd "app()->environment()"');
 
         $this->seeInConsoleOutput('This command can only run if');
     }