diff --git a/cmdline.c b/cmdline.c
index a88448a..92f6412 100644
--- a/cmdline.c
+++ b/cmdline.c
@@ -209,9 +209,9 @@ int cmdline_parser( int argc, char * const *argv, struct gengetopt_args_info *ar
 			{ NULL,				0, NULL, 0 }
 		};
 
-		c = getopt_long (argc, argv, "hVia:u:s:t:F:p:P:r:R:d:H:x:nvNeEXqLo", long_options, &option_index);
+		c = getopt_long (argc, argv, "hVia:u:s:t:F:p:P:r:R:d:H:x:nvNeEXqLo:", long_options, &option_index);
 #else
-		c = getopt( argc, argv, "hVia:u:s:t:F:p:P:r:R:d:H:x:nvNeEXqLo" );
+		c = getopt( argc, argv, "hVia:u:s:t:F:p:P:r:R:d:H:x:nvNeEXqLo:" );
 #endif
 
 		if (c == -1)