diff --git a/static/galene.js b/static/galene.js
index 38aa29d..309f2bf 100644
--- a/static/galene.js
+++ b/static/galene.js
@@ -1391,7 +1391,9 @@ function replaceCameraStream() {
 async function addLocalMedia(localId) {
     let settings = getSettings();
 
+    /** @type{boolean|MediaTrackConstraints} */
     let audio = settings.audio ? {deviceId: settings.audio} : false;
+    /** @type{boolean|MediaTrackConstraints} */
     let video = settings.video ? {deviceId: settings.video} : false;
 
     if(video) {
@@ -1403,8 +1405,7 @@ async function addLocalMedia(localId) {
             video.width = { min: 640, ideal: 1920 };
             video.height = { min: 400, ideal: 1080 };
         } else {
-            video.width = { ideal: 640 };
-            video.height = { ideal: 400 };
+            video.aspectRatio = { ideal: 4/3 };
         }
     }