diff --git a/tests/Foundation/Testing/WormholeTest.php b/tests/Foundation/Testing/WormholeTest.php
index 17f286d7e377..da57ca2fd103 100644
--- a/tests/Foundation/Testing/WormholeTest.php
+++ b/tests/Foundation/Testing/WormholeTest.php
@@ -9,6 +9,13 @@
 
 class WormholeTest extends TestCase
 {
+    protected function tearDown(): void
+    {
+        parent::tearDown();
+
+        Date::useDefault();
+    }
+
     public function testCanTravelBackToPresent()
     {
         // Preserve the timelines we want to compare the reality with...
@@ -42,9 +49,6 @@ public function testCarbonImmutableCompatibility()
 
         // Assert the time travel was successful...
         $this->assertEquals($future->format('Y-m-d'), now()->format('Y-m-d'));
-
-        // Restore the default Date Factory...
-        Date::useDefault();
     }
 
     public function testItCanTravelByMicroseconds()
@@ -57,7 +61,5 @@ public function testItCanTravelByMicroseconds()
 
         (new Wormhole(5))->microseconds();
         $this->assertSame('2000-01-01 00:00:00.000006', Date::now()->format('Y-m-d H:i:s.u'));
-
-        Date::useDefault();
     }
 }
diff --git a/tests/Integration/Database/DatabaseSchemaBlueprintTest.php b/tests/Integration/Database/DatabaseSchemaBlueprintTest.php
index 6e755b41e93b..dbe7a470fade 100644
--- a/tests/Integration/Database/DatabaseSchemaBlueprintTest.php
+++ b/tests/Integration/Database/DatabaseSchemaBlueprintTest.php
@@ -514,7 +514,7 @@ public function testAddColumnNamedCreateWorks()
         });
 
         Schema::table('users', function (Blueprint $table) {
-            $table->string('create');
+            $table->string('create')->nullable();
         });
 
         $this->assertTrue(Schema::hasColumn('users', 'create'));