diff --git a/src/app/browser/window/tab/item/page/navigation/request/identity/common.rs b/src/app/browser/window/tab/item/page/navigation/request/identity/common.rs
index 4bbe55bb..4b7fee1c 100644
--- a/src/app/browser/window/tab/item/page/navigation/request/identity/common.rs
+++ b/src/app/browser/window/tab/item/page/navigation/request/identity/common.rs
@@ -52,6 +52,9 @@ impl Common for AlertDialog {
             .extra_child(&form.g_box)
             .build();
 
+        // @TODO since 4.10
+        // https://docs.gtk.org/gtk4/method.AlertDialog.set_cancel_button.html
+
         alert_dialog.add_responses(&[
             RESPONSE_CANCEL,
             // RESPONSE_MANAGE,
diff --git a/src/app/browser/window/tab/item/page/navigation/request/identity/unsupported.rs b/src/app/browser/window/tab/item/page/navigation/request/identity/unsupported.rs
index dd20ef28..cc491e95 100644
--- a/src/app/browser/window/tab/item/page/navigation/request/identity/unsupported.rs
+++ b/src/app/browser/window/tab/item/page/navigation/request/identity/unsupported.rs
@@ -23,6 +23,9 @@ impl Unsupported for AlertDialog {
             .default_response(RESPONSE_QUIT.0)
             .build();
 
+        // @TODO since 4.10
+        // https://docs.gtk.org/gtk4/method.AlertDialog.set_cancel_button.html
+
         // Set response variants
         alert_dialog.add_responses(&[RESPONSE_QUIT]);