diff --git a/tests/ModelTest.php b/tests/ModelTest.php
index 44e24b699..9d6acb127 100644
--- a/tests/ModelTest.php
+++ b/tests/ModelTest.php
@@ -114,6 +114,14 @@ public function testUpdate(): void
 
         $check = User::find($user->_id);
         $this->assertEquals(20, $check->age);
+
+        $check->age      = 24;
+        $check->fullname = 'Hans Thomas'; // new field
+        $check->save();
+
+        $check = User::find($user->_id);
+        $this->assertEquals(24, $check->age);
+        $this->assertEquals('Hans Thomas', $check->fullname);
     }
 
     public function testManualStringId(): void
diff --git a/tests/Models/Soft.php b/tests/Models/Soft.php
index 31b80908a..763aafb41 100644
--- a/tests/Models/Soft.php
+++ b/tests/Models/Soft.php
@@ -25,4 +25,9 @@ public function prunable(): Builder
     {
         return $this->newQuery();
     }
+
+    public function user()
+    {
+        return $this->belongsTo(User::class);
+    }
 }
diff --git a/tests/Models/User.php b/tests/Models/User.php
index 523b489e7..4e0d7294c 100644
--- a/tests/Models/User.php
+++ b/tests/Models/User.php
@@ -51,6 +51,16 @@ public function books()
         return $this->hasMany(Book::class, 'author_id');
     }
 
+    public function softs()
+    {
+        return $this->hasMany(Soft::class);
+    }
+
+    public function softsWithTrashed()
+    {
+        return $this->hasMany(Soft::class)->withTrashed();
+    }
+
     public function sqlBooks()
     {
         return $this->hasMany(SqlBook::class, 'author_id');
diff --git a/tests/RelationsTest.php b/tests/RelationsTest.php
index 214c6f506..156e656bd 100644
--- a/tests/RelationsTest.php
+++ b/tests/RelationsTest.php
@@ -13,6 +13,7 @@
 use MongoDB\Laravel\Tests\Models\Item;
 use MongoDB\Laravel\Tests\Models\Photo;
 use MongoDB\Laravel\Tests\Models\Role;
+use MongoDB\Laravel\Tests\Models\Soft;
 use MongoDB\Laravel\Tests\Models\User;
 
 class RelationsTest extends TestCase
@@ -50,6 +51,24 @@ public function testHasMany(): void
         $this->assertCount(3, $items);
     }
 
+    public function testHasManyWithTrashed(): void
+    {
+        $user   = User::create(['name' => 'George R. R. Martin']);
+        $first  = Soft::create(['title' => 'A Game of Thrones', 'user_id' => $user->_id]);
+        $second = Soft::create(['title' => 'The Witcher', 'user_id' => $user->_id]);
+
+        self::assertNull($first->deleted_at);
+        self::assertEquals($user->_id, $first->user->_id);
+        self::assertEquals([$first->_id, $second->_id], $user->softs->pluck('_id')->toArray());
+
+        $first->delete();
+        $user->refresh();
+
+        self::assertNotNull($first->deleted_at);
+        self::assertEquals([$second->_id], $user->softs->pluck('_id')->toArray());
+        self::assertEquals([$first->_id, $second->_id], $user->softsWithTrashed->pluck('_id')->toArray());
+    }
+
     public function testBelongsTo(): void
     {
         $user = User::create(['name' => 'George R. R. Martin']);