X-Git-Url: https://git.distorted.org.uk/u/mdw/putty/blobdiff_plain/31fb1866040c36038f24c1e2e79e36bf35993279..055817455466c8eb60392f30bb7c689763962e17:/psftp.c

diff --git a/psftp.c b/psftp.c
index dc5073ef..ab076795 100644
--- a/psftp.c
+++ b/psftp.c
@@ -2446,6 +2446,7 @@ static void usage(void)
     printf("  -P port   connect to specified port\n");
     printf("  -pw passw login with specified password\n");
     printf("  -1 -2     force use of particular SSH protocol version\n");
+    printf("  -4 -6     force use of IPv4 or IPv6\n");
     printf("  -C        enable compression\n");
     printf("  -i key    private key file for authentication\n");
     printf("  -batch    disable all interactive prompts\n");