diff --git a/packages/SystemUI/res/layout/auth_container_view.xml b/packages/SystemUI/res/layout/auth_container_view.xml
index 3db01a4e7f3aa..63eccda5d3098 100644
--- a/packages/SystemUI/res/layout/auth_container_view.xml
+++ b/packages/SystemUI/res/layout/auth_container_view.xml
@@ -23,6 +23,7 @@
         android:id="@+id/background"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
+        android:accessibilityLiveRegion="polite"
         android:background="@color/biometric_dialog_dim_color"
         android:contentDescription="@string/biometric_dialog_empty_space_description"/>