diff --git a/src/ex_cmds.h b/src/ex_cmds.h
index 5e61c3e..75bb7fb 100644
--- a/src/ex_cmds.h
+++ b/src/ex_cmds.h
@@ -1680,7 +1680,7 @@
 	EX_RANGE|EX_BANG|EX_NEEDARG|EX_EXTRA|EX_NOTRLCOM|EX_TRLBAR|EX_XFILE|EX_LOCK_OK,
 	ADDR_OTHER),
 EXCMD(CMD_vim9script,	"vim9script",	ex_vim9script,
-	EX_CMDWIN|EX_LOCK_OK,
+	EX_WORD1|EX_CMDWIN|EX_LOCK_OK,
 	ADDR_NONE),
 EXCMD(CMD_viusage,	"viusage",	ex_viusage,
 	EX_TRLBAR,