diff --git a/config.y b/config.y
index 0350840..935e796 100644
--- a/config.y
+++ b/config.y
@@ -606,7 +606,6 @@ KeyType : TYPE_SUSER	{ $$ = TYPE_SUSER; }
 	| TYPE_PATH_INPROGRESS	{ $$ = TYPE_PATH_INPROGRESS; }
 	| TYPE_RC_FMT		{ $$ = TYPE_RC_FMT; }
 	| TYPE_WATCH_SORTMODE	{ $$ = TYPE_WATCH_SORTMODE; }
-	| TYPE_WATCH_COLUMNS	{ $$ = TYPE_WATCH_COLUMNS; }
 	| TYPE_SERVER_ID	{ $$ = TYPE_SERVER_ID; }
 	;