diff --git a/apps/app_senddtmf.c b/apps/app_senddtmf.c
index 8b0e90d2efee55d3fe5709973ab4208f89b19a19..c25845eb0be39c8dec6380a2f4eba61555b82d08 100644
--- a/apps/app_senddtmf.c
+++ b/apps/app_senddtmf.c
@@ -52,7 +52,7 @@ static char *synopsis = "Sends arbitrary DTMF digits";
 
 static char *descrip = 
 " SendDTMF(digits[|timeout_ms]): Sends DTMF digits on a channel. \n"
-" Accepted digits: 0-9, *#abcd\n"
+" Accepted digits: 0-9, *#abcd, w (.5s pause)\n"
 " The application will either pass the assigned digits or terminate if it\n"
 " encounters an error.\n";