diff --git a/man/bmon.8 b/man/bmon.8
index dc43954..a4134b1 100644
--- a/man/bmon.8
+++ b/man/bmon.8
@@ -75,7 +75,7 @@ Set interval in seconds in which the rate per counter is calculated.
 The default is 1.0 seconds.
 .RE
 .PP
-\fB \-b\fR
+\fB \-b\fR, \fB\-\-use\-bit\fR
 .RS 4
 Show rates in bits per second instead of bytes per second.
 .RE