diff --git a/web/src/stream_edit.ts b/web/src/stream_edit.ts
index 0c1e5ccc3a..d264751d43 100644
--- a/web/src/stream_edit.ts
+++ b/web/src/stream_edit.ts
@@ -505,6 +505,7 @@ function show_stream_email_address_modal(address: string, sub: StreamSubscriptio
         post_render: generate_email_modal_post_render,
         on_click: generate_email_address,
         close_on_submit: false,
+        always_visible_scrollbar: true,
     });
     $("#show-sender").prop("checked", true);