diff --git a/apps/desktop/src/macos-titlebar.ts b/apps/desktop/src/macos-titlebar.ts
index b42338ac3f..f3240ab1de 100644
--- a/apps/desktop/src/macos-titlebar.ts
+++ b/apps/desktop/src/macos-titlebar.ts
@@ -106,6 +106,12 @@ export function setupMacosTitleBar(window: BrowserWindow): void {
             iframe {
                 -webkit-app-region: no-drag;
             }
+            /* HealthChat: exclude the page mounted in the room-view wrapper (incl. module
+               location renderers like the Angular custom elements) so their inputs/buttons
+               receive mouse events instead of being swallowed by the window-drag region */
+            .mx_RoomView_wrapper > * {
+                -webkit-app-region: no-drag;
+            }
 
             /* Add a bar above room header + left panel */