===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/ssh/servconf.c,v
retrieving revision 1.403
retrieving revision 1.404
diff -u -r1.403 -r1.404
--- src/usr.bin/ssh/servconf.c	2023/10/11 22:42:26	1.403
+++ src/usr.bin/ssh/servconf.c	2024/02/20 04:10:03	1.404
@@ -1,4 +1,4 @@
-/* $OpenBSD: servconf.c,v 1.403 2023/10/11 22:42:26 djm Exp $ */
+/* $OpenBSD: servconf.c,v 1.404 2024/02/20 04:10:03 djm Exp $ */
 /*
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
  *                    All rights reserved
@@ -1888,7 +1888,7 @@
 		arg = argv_assemble(1, &arg); /* quote command correctly */
 		arg2 = argv_assemble(ac, av); /* rest of command */
 		xasprintf(&options->subsystem_args[options->num_subsystems],
-		    "%s %s", arg, arg2);
+		    "%s%s%s", arg, *arg2 == '\0' ? "" : " ", arg2);
 		free(arg2);
 		argv_consume(&ac);
 		options->num_subsystems++;