diff --git a/main.c b/main.c
index 262c00ec..01144590 100644
--- a/main.c
+++ b/main.c
@@ -301,6 +301,7 @@ static struct command_switch switches[] =
 static struct option long_option_aliases[] =
   {
     { "quiet",		no_argument,		0, 's' },
+    { "stop",		no_argument,		0, 'S' },
     { "new",		required_argument,	0, 'W' },
     { "assume-new",	required_argument,	0, 'W' },
     { "assume-old",	required_argument,	0, 'o' },