diff --git a/CHANGELOG.md b/CHANGELOG.md
index 983bb9f5a065..5338b95ac33e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -25,7 +25,7 @@ CHANGELOG
  * removed the `Serializer::$normalizerCache` and `Serializer::$denormalizerCache`
    properties
  * added an optional `string $format = null` argument to `AbstractNormalizer::instantiateObject`
- * added an optional `array $context = array()` to `Serializer::supportsNormalization`, `Serializer::supportsDenormalization`,
+ * added an optional `array $context = []` to `Serializer::supportsNormalization`, `Serializer::supportsDenormalization`,
    `Serializer::supportsEncoding` and `Serializer::supportsDecoding`
 
 3.4.0
diff --git a/Encoder/XmlEncoder.php b/Encoder/XmlEncoder.php
index dee18f8e5814..dbeb92650a4a 100644
--- a/Encoder/XmlEncoder.php
+++ b/Encoder/XmlEncoder.php
@@ -368,7 +368,7 @@ private function buildXml(\DOMNode $parentNode, $data, string $xmlRootNodeName =
                         /*
                          * Create nodes to append to $parentNode based on the $key of this array
                          * Produces <xml><item>0</item><item>1</item></xml>
-                         * From array("item" => array(0,1));.
+                         * From ["item" => [0,1]];.
                          */
                         foreach ($data as $subData) {
                             $append = $this->appendNode($parentNode, $subData, $key);