diff --git a/db/migrations/2019_11_25_000000_create_messages_table.php b/db/migrations/2019_11_25_000000_create_messages_table.php
index b34a6c19..e2c0f253 100644
--- a/db/migrations/2019_11_25_000000_create_messages_table.php
+++ b/db/migrations/2019_11_25_000000_create_messages_table.php
@@ -75,7 +75,7 @@ class CreateMessagesTable extends Migration
             'messages',
             function (Blueprint $table) {
                 $table->increments('id');
-                $this->references($table, 'users', 'user_id');
+                $this->referencesUser($table);
                 $this->references($table, 'users', 'receiver_id');
                 $table->boolean('read')->default(0);
                 $table->text('text');
diff --git a/src/Models/Message.php b/src/Models/Message.php
index cb658fc6..cf1a6160 100644
--- a/src/Models/Message.php
+++ b/src/Models/Message.php
@@ -20,15 +20,11 @@ use Illuminate\Support\Carbon;
  * @property Carbon|null $created_at
  * @property Carbon|null $updated_at
  * @property-read User   $receiver
- * @method static Builder|Message newModelQuery()
- * @method static Builder|Message newQuery()
- * @method static Builder|Message query()
- * @method static Builder|Message whereCreatedAt($value)
  * @method static Builder|Message whereId($value)
- * @method static Builder|Message whereRead($value)
  * @method static Builder|Message whereReceiverId($value)
- * @method static Builder|Message whereSenderId($value)
+ * @method static Builder|Message whereRead($value)
  * @method static Builder|Message whereText($value)
+ * @method static Builder|Message whereCreatedAt($value)
  * @method static Builder|Message whereUpdatedAt($value)
  */
 class Message extends BaseModel
diff --git a/tests/Unit/Models/MessageTest.php b/tests/Unit/Models/MessageTest.php
index 11af9a83..7fb3e028 100644
--- a/tests/Unit/Models/MessageTest.php
+++ b/tests/Unit/Models/MessageTest.php
@@ -76,6 +76,8 @@ class MessageTest extends TestCase
     /**
      * Tests that loading Messages works.
      *
+     * @covers \Engelsystem\Models\Message::__construct
+     *
      * @return void
      */
     public function testLoad(): void
@@ -96,6 +98,8 @@ class MessageTest extends TestCase
     /**
      * Tests that the Messages have the correct senders.
      *
+     * @covers \Engelsystem\Models\Message::user
+     *
      * @return void
      */
     public function testSenders(): void
@@ -108,6 +112,8 @@ class MessageTest extends TestCase
     /**
      * Tests that the Messages have the correct receivers.
      *
+     * @covers \Engelsystem\Models\Message::receiver
+     *
      * @return void
      */
     public function testReceivers(): void
@@ -120,6 +126,8 @@ class MessageTest extends TestCase
     /**
      * Tests that the Users have the correct sent Messages.
      *
+     * @covers \Engelsystem\Models\User\User::messagesSent
+     *
      * @return void
      */
     public function testUserSentMessages(): void
@@ -137,6 +145,8 @@ class MessageTest extends TestCase
     /**
      * Tests that the Users have the correct received Messages.
      *
+     * @covers \Engelsystem\Models\User\User::messagesReceived
+     *
      * @return void
      */
     public function testUserReceivedMessages(): void
@@ -153,6 +163,8 @@ class MessageTest extends TestCase
 
     /**
      * Tests that the user have the correct Messages.
+     *
+     * @covers \Engelsystem\Models\User\User::messages
      */
     public function testUserMessages(): void
     {