diff --git a/typo3/sysext/core/Classes/Resource/Rendering/VimeoRenderer.php b/typo3/sysext/core/Classes/Resource/Rendering/VimeoRenderer.php
index 5975690..529409b 100644
--- a/typo3/sysext/core/Classes/Resource/Rendering/VimeoRenderer.php
+++ b/typo3/sysext/core/Classes/Resource/Rendering/VimeoRenderer.php
@@ -91,7 +91,7 @@ class VimeoRenderer implements FileRendererInterface
     {
         if ($file instanceof FileReference) {
             $autoplay = $file->getProperty('autoplay');
-            if ($autoplay !== null) {
+            if (!empty($autoplay)) {
                 $options['autoplay'] = $autoplay;
             }
         }
diff --git a/typo3/sysext/core/Classes/Resource/Rendering/YouTubeRenderer.php b/typo3/sysext/core/Classes/Resource/Rendering/YouTubeRenderer.php
index 0282ab0..3649df9 100644
--- a/typo3/sysext/core/Classes/Resource/Rendering/YouTubeRenderer.php
+++ b/typo3/sysext/core/Classes/Resource/Rendering/YouTubeRenderer.php
@@ -91,7 +91,7 @@ class YouTubeRenderer implements FileRendererInterface
     {
         if ($file instanceof FileReference) {
             $autoplay = $file->getProperty('autoplay');
-            if ($autoplay !== null) {
+            if (!empty($autoplay)) {
                 $options['autoplay'] = $autoplay;
             }
         }