diff --git a/src/ex_cmds.h b/src/ex_cmds.h
index cde0157..0844a9c 100644
--- a/src/ex_cmds.h
+++ b/src/ex_cmds.h
@@ -1625,7 +1625,7 @@
 			EXTRA|NEEDARG|TRLBAR,
 			ADDR_LINES),
 EX(CMD_wincmd,		"wincmd",	ex_wincmd,
-			NEEDARG|WORD1|RANGE|NOTADR,
+			NEEDARG|WORD1|RANGE|NOTADR|CMDWIN,
 			ADDR_WINDOWS),
 EX(CMD_windo,		"windo",	ex_listdo,
 			NEEDARG|EXTRA|NOTRLCOM|RANGE|NOTADR|DFLALL,