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-rw-r--r--man/mkfs.btrfs.8.in3
1 files changed, 3 insertions, 0 deletions
diff --git a/man/mkfs.btrfs.8.in b/man/mkfs.btrfs.8.in
index 25e817b3..fc2e1d2e 100644
--- a/man/mkfs.btrfs.8.in
+++ b/man/mkfs.btrfs.8.in
@@ -63,6 +63,9 @@ Specify the sectorsize, the minimum block allocation.
\fB\-r\fR, \fB\-\-rootdir \fIrootdir\fR
Specify a directory to copy into the newly created fs.
.TP
+\fB\-T\fR, \fB\-\-nodiscard \fR
+Do not perform whole device TRIM operation by default.
+.TP
\fB\-V\fR, \fB\-\-version\fR
Print the \fBmkfs.btrfs\fP version and exit.
.SH AVAILABILITY