diff --git a/src/ex_cmds.h b/src/ex_cmds.h
index cfe1502..c81a1aa 100644
--- a/src/ex_cmds.h
+++ b/src/ex_cmds.h
@@ -662,7 +662,7 @@
 EX(CMD_nunmenu,		"nunmenu",	ex_menu,
 			EXTRA|TRLBAR|NOTRLCOM|USECTRLV|CMDWIN),
 EX(CMD_open,		"open",		ex_open,
-			RANGE|EXTRA),
+			RANGE|BANG|EXTRA),
 EX(CMD_oldfiles,	"oldfiles",	ex_oldfiles,
 			BANG|TRLBAR|SBOXOK|CMDWIN),
 EX(CMD_omap,		"omap",		ex_map,