diff --git a/src/components/Attachments/AttachmentView/index.js b/src/components/Attachments/AttachmentView/index.js
index d02957aa8137..6da7be841537 100755
--- a/src/components/Attachments/AttachmentView/index.js
+++ b/src/components/Attachments/AttachmentView/index.js
@@ -100,7 +100,7 @@ function AttachmentView({
     const styles = useThemeStyles();
     const StyleUtils = useStyleUtils();
     const [loadComplete, setLoadComplete] = useState(false);
-    const isVideo = Str.isVideo(source);
+    const isVideo = typeof source === 'string' && Str.isVideo(source);
 
     useEffect(() => {
         if (!isFocused) {