diff --git a/web/src/ui_util.ts b/web/src/ui_util.ts
index e06aa68dc6..bb71cbddf5 100644
--- a/web/src/ui_util.ts
+++ b/web/src/ui_util.ts
@@ -169,7 +169,7 @@ export function parse_html(html: string): DocumentFragment {
  * any interactive trigger like a button. See
  * https://developer.mozilla.org/en-US/docs/Web/API/HTMLMediaElement/play for more details.
  */
-export async function play_audio(elem: HTMLVideoElement): Promise<void> {
+export async function play_audio(elem: HTMLAudioElement): Promise<void> {
     try {
         await elem.play();
     } catch (error) {