diff --git a/Bluetooth_LE_beacon/uxplay-beacon.1 b/Bluetooth_LE_beacon/uxplay-beacon.1
index dda62a6..01d10e5 100644
--- a/Bluetooth_LE_beacon/uxplay-beacon.1
+++ b/Bluetooth_LE_beacon/uxplay-beacon.1
@@ -19,7 +19,7 @@ The best choice for host platform is made unless option BleuIO is used.
 .SH OPTIONS
 .TP
 .B
-\fB\ BleuIO\fR     Force the use of a BleuIO device
+\fB\<module>\fR    Force use of non-default <module> = [\fBBleuIO\fR,\fBHCI\fR] 
 .TP
 \fB\--file\fR fn   Specify configuration file (default: ~/.uxplay.beacon)
 .TP