diff --git a/src/Helper.php b/src/Helper.php
index 46c5c6f..e1c8ecf 100644
--- a/src/Helper.php
+++ b/src/Helper.php
@@ -16,7 +16,7 @@ class Helper
      * @param string       $type     The type of the resource record.
      * @param array|string $content  The content of the resource record.
      * @param int          $ttl      The TTL.
-     * @param array       $comments The Comment.
+     * @param array        $comments The Comment.
      *
      * @throws Exceptions\InvalidRecordType If the given type is invalid.
      *
@@ -51,7 +51,7 @@ public static function createResourceRecord(
             ->setName($name)
             ->setType($type)
             ->setTtl($ttl);
-       
+
         if (is_string($content)) {
             $content = [$content];
         }
diff --git a/src/Transformers/RRSetTransformer.php b/src/Transformers/RRSetTransformer.php
index dbf998e..82ed7f1 100644
--- a/src/Transformers/RRSetTransformer.php
+++ b/src/Transformers/RRSetTransformer.php
@@ -41,9 +41,9 @@ private function transformResourceRecord(ResourceRecord $resourceRecord)
             'ttl' => $resourceRecord->getTtl(),
             'changetype' => $resourceRecord->getChangeType(),
             'records' => $recordList,
-            'comments' => array_map(function($comment) {
+            'comments' => array_map(function ($comment) {
                 return (new CommentTransformer($comment))->transform();
-            } ,$resourceRecord->getComments())
+            }, $resourceRecord->getComments()),
         ];
     }
 
diff --git a/src/Zone.php b/src/Zone.php
index 2aa59d6..4a2a6b9 100644
--- a/src/Zone.php
+++ b/src/Zone.php
@@ -25,7 +25,7 @@ class Zone extends AbstractZone
      * @param string         $type     The type of the resource record.
      * @param mixed[]|string $content  The content of the resource record. When passing a multidimensional array,
      *                                 multiple records are created for this resource record.
-     * @param mixed[]|array $comments The comment to assign to the record.
+     * @param array|mixed[]  $comments The comment to assign to the record.
      * @param int            $ttl      The TTL.
      *
      * @throws Exceptions\InvalidRecordType If the given type is invalid.
diff --git a/tests/Resources/CommentTest.php b/tests/Resources/CommentTest.php
index 08af106..4c817b9 100644
--- a/tests/Resources/CommentTest.php
+++ b/tests/Resources/CommentTest.php
@@ -37,7 +37,7 @@ public function testTransformer(): void
         $this->assertEquals((object) [
             'modified_at' => 1234,
             'account' => 'test account',
-            'content' => 'test content'
+            'content' => 'test content',
         ], $transformer->transform());
     }
 }
diff --git a/tests/functional/ZoneRecordsTest.php b/tests/functional/ZoneRecordsTest.php
index 6e461a7..8613a05 100644
--- a/tests/functional/ZoneRecordsTest.php
+++ b/tests/functional/ZoneRecordsTest.php
@@ -27,7 +27,7 @@ class ZoneRecordsTest extends FunctionalTestCase
             'name' => '@',
             'type' => RecordType::SOA,
             'content' => 'ns1.test. hostmaster.test. 0 10800 3605 604800 3600',
-            'ttl' => 60, 
+            'ttl' => 60,
             'comments' => [],
         ],
         ['name' => '@', 'type' => RecordType::NS, 'content' => 'ns1.powerdns-php.', 'ttl' => 60, 'comments' => []],
@@ -90,7 +90,7 @@ function (ResourceRecord $item) use (&$createdRecords) {
                         'type' => $item->getType(),
                         'content' => $content,
                         'ttl' => $item->getTtl(),
-                        'comments' => []
+                        'comments' => [],
                     ];
                 }
             }