diff --git a/lib/FieldType/Mapper/MediaFormMapper.php b/lib/FieldType/Mapper/MediaFormMapper.php
index 65af274b6..dfb868181 100644
--- a/lib/FieldType/Mapper/MediaFormMapper.php
+++ b/lib/FieldType/Mapper/MediaFormMapper.php
@@ -30,6 +30,9 @@ class MediaFormMapper implements FieldDefinitionFormMapperInterface, FieldValueF
     /** @var MaxUploadSize */
     private $maxUploadSize;
 
+    protected const ACCEPT_VIDEO = 'video/*';
+    protected const ACCEPT_AUDIO = 'audio/*';
+
     public function __construct(FieldTypeService $fieldTypeService, MaxUploadSize $maxUploadSize)
     {
         $this->fieldTypeService = $fieldTypeService;
@@ -80,6 +83,10 @@ public function mapFieldValueForm(FormInterface $fieldForm, FieldData $data)
         $formConfig = $fieldForm->getConfig();
         $fieldType = $this->fieldTypeService->getFieldType($fieldDefinition->fieldTypeIdentifier);
 
+        $acceptedFormat = Type::TYPE_HTML5_AUDIO === $fieldDefinition->fieldSettings['mediaType']
+            ? self::ACCEPT_AUDIO
+            : self::ACCEPT_VIDEO;
+
         $fieldForm
             ->add(
                 $formConfig->getFormFactory()->createBuilder()
@@ -89,6 +96,9 @@ public function mapFieldValueForm(FormInterface $fieldForm, FieldData $data)
                         [
                             'required' => $fieldDefinition->isRequired,
                             'label' => $fieldDefinition->getName(),
+                            'attr' => [
+                                'accept' => $acceptedFormat,
+                            ],
                         ]
                     )
                     ->addModelTransformer(new MediaValueTransformer($fieldType, $data->value, Value::class))