diff --git a/tools/lur-command.c b/tools/lur-command.c
index d080fd17..0a11ce68 100644
--- a/tools/lur-command.c
+++ b/tools/lur-command.c
@@ -243,7 +243,7 @@ main(int argc, char **argv)
 			return EXIT_FAILURE;
 		}
 
-		index = atoi(argv[3]);
+		index = atoi(argv[2]);
 		disconnect_device(receiver, index);
 	} else {
 		usage();