diff --git a/uppsrc/CtrlLib/src.tpp/DropTree_en-us.tpp b/uppsrc/CtrlLib/src.tpp/DropTree_en-us.tpp
index 7fad84cb7..aac44dd98 100644
--- a/uppsrc/CtrlLib/src.tpp/DropTree_en-us.tpp
+++ b/uppsrc/CtrlLib/src.tpp/DropTree_en-us.tpp
@@ -1,4 +1,4 @@
-topic "";
+topic "DropTree";
 [i448;a25;kKO9;2 $$1,0#37138531426314131252341829483380:class]
 [l288;2 $$2,2#27521748481378242620020725143825:desc]
 [0 $$3,0#96390100711032703541132217272105:end]