diff --git a/webgis/js/ui.js b/webgis/js/ui.js
index 1a18455..bbe438e 100644
--- a/webgis/js/ui.js
+++ b/webgis/js/ui.js
@@ -251,6 +251,7 @@ UI.imageGallery = function (galleryId, images, video = false) {
 				mediaObj.media = 'video';
 				mediaObj["src-mp4"] = `video/${img.filename}`;
 				mediaObj.poster = `video/${img.filename.replace('mp4', 'png')}`;
+				mediaObj.autoplay = true;
 			} else {
 				mediaObj.src = `img/${img.filename}`;
 			}