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-rw-r--r--qemu-nbd.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/qemu-nbd.c b/qemu-nbd.c
index d9644b2431..9518b75a3a 100644
--- a/qemu-nbd.c
+++ b/qemu-nbd.c
@@ -102,7 +102,7 @@ static void usage(const char *name)
" --aio=MODE set AIO mode (native or threads)\n"
#endif
" --discard=MODE set discard mode (ignore, unmap)\n"
-" --detect-zeroes=MODE set detect-zeroes mode (off, on, discard)\n"
+" --detect-zeroes=MODE set detect-zeroes mode (off, on, unmap)\n"
"\n"
"Report bugs to <qemu-devel@nongnu.org>\n"
, name, NBD_DEFAULT_PORT, "DEVICE");