diff --git a/src/window.cpp b/src/window.cpp
--- a/src/window.cpp
+++ b/src/window.cpp
@@ -1332,6 +1332,7 @@ static uint GetWindowZPriority(WindowCla
 
 		case WC_ERRMSG:
 		case WC_CONFIRM_POPUP_QUERY:
+		case WC_NETWORK_ASK_RELAY:
 		case WC_MODAL_PROGRESS:
 		case WC_NETWORK_STATUS_WINDOW:
 		case WC_SAVE_PRESET: