diff --git a/doc/lfun/.synonym b/doc/lfun/.synonym
index e708449..af55c38 100644
--- a/doc/lfun/.synonym
+++ b/doc/lfun/.synonym
@@ -13,3 +13,4 @@
 SP_SHOW_DAMAGE Defend
 TestIgnoreExt TestIgnore
 QueryPreferredEnemy QueryPreferedEnemy
+tuer NewDoor