diff --git a/src/Illuminate/Foundation/Testing/TestCase.php b/src/Illuminate/Foundation/Testing/TestCase.php
index c08a170da838..3815e510baf7 100755
--- a/src/Illuminate/Foundation/Testing/TestCase.php
+++ b/src/Illuminate/Foundation/Testing/TestCase.php
@@ -3,7 +3,7 @@
 namespace Illuminate\Foundation\Testing;
 
 use Mockery;
-use Carbon\Carbon;
+use Illuminate\Support\Carbon;
 use Illuminate\Support\Facades\Facade;
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Console\Application as Artisan;
diff --git a/tests/Integration/Database/EloquentBelongsToManyTest.php b/tests/Integration/Database/EloquentBelongsToManyTest.php
index 6c968443f621..b11b06387177 100644
--- a/tests/Integration/Database/EloquentBelongsToManyTest.php
+++ b/tests/Integration/Database/EloquentBelongsToManyTest.php
@@ -2,7 +2,7 @@
 
 namespace Illuminate\Tests\Integration\Database\EloquentBelongsToManyTest;
 
-use Carbon\Carbon;
+use Illuminate\Support\Carbon;
 use Orchestra\Testbench\TestCase;
 use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\Schema;
diff --git a/tests/Support/SupportArrTest.php b/tests/Support/SupportArrTest.php
index 40af8865ddf6..ca4d812bfe21 100644
--- a/tests/Support/SupportArrTest.php
+++ b/tests/Support/SupportArrTest.php
@@ -4,8 +4,8 @@
 
 use stdClass;
 use ArrayObject;
-use Carbon\Carbon;
 use Illuminate\Support\Arr;
+use Illuminate\Support\Carbon;
 use PHPUnit\Framework\TestCase;
 use Illuminate\Support\Collection;