diff --git a/src/Provider/ImageProvider.php b/src/Provider/ImageProvider.php
index 287862f6f..b05e91993 100644
--- a/src/Provider/ImageProvider.php
+++ b/src/Provider/ImageProvider.php
@@ -102,7 +102,7 @@ public function getHelperProperties(MediaInterface $media, string $format, array
             }
 
             unset($options['picture']);
-            $pictureParams['img'] = $params + $options;
+            $pictureParams['img'] = array_merge($params, $options);
             $params = ['picture' => $pictureParams];
         } elseif (MediaProviderInterface::FORMAT_ADMIN !== $format) {
             $srcSetFormats = $this->getFormats();