diff --git a/dl_send_data.c b/dl_send_data.c
index e68904f..8474b9c 100644
--- a/dl_send_data.c
+++ b/dl_send_data.c
@@ -748,7 +748,7 @@ int dl_send_data(WatchInfoPtr wi, int type)
 			buf[0] = 0x07;
 			buf[1] = 0x70;
 			buf[2] = 0x00;
-			buf[3] = 0x61 + dl_download_data.alarms[i].alarm_num;
+			buf[3] = 0x60 + dl_download_data.alarms[i].alarm_num;
 			buf[4] = 0x00;
 
 			dl_docrc(buf);