diff --git a/src/room/InCallView.tsx b/src/room/InCallView.tsx
index e096dd54..5ceb30f5 100644
--- a/src/room/InCallView.tsx
+++ b/src/room/InCallView.tsx
@@ -435,6 +435,19 @@ export const InCallView: FC<InCallViewProps> = ({
     [vm],
   );
 
+  useEffect(() => {
+    widget?.api.transport
+      .send(
+        gridMode === "grid"
+          ? ElementWidgetActions.TileLayout
+          : ElementWidgetActions.SpotlightLayout,
+        {},
+      )
+      .catch((e) => {
+        logger.error("Failed to send layout change to widget API", e);
+      });
+  }, [gridMode]);
+
   useEffect(() => {
     if (widget) {
       const onTileLayout = (ev: CustomEvent<IWidgetApiRequest>): void => {