1 files changed, 1 insertions, 1 deletions

diff --git a/mt.c b/mt.c
index 28922f8d9..44f23884c 100644
--- a/mt.c
+++ b/mt.c
@@ -61,7 +61,7 @@ extern int mt_main(int argc, char **argv)
         struct mtop op;
         int fd;
         
-        if ((argc != 2 && argc != 3) || **(argv + 1) == '-') {
+        if ((argc != 2 && argc != 3) && **(argv + 1) != '-') {
                 usage(mt_usage);
         }