diff --git a/src/lynq/lib/libpoweralarm/libpoweralarm.c b/src/lynq/lib/libpoweralarm/libpoweralarm.c
index b63d663..87ab481 100755
--- a/src/lynq/lib/libpoweralarm/libpoweralarm.c
+++ b/src/lynq/lib/libpoweralarm/libpoweralarm.c
@@ -101,8 +101,9 @@
 
 int cancel_wakealarm(void)
 {
-     int ret;
+    int ret;
     ret = system("echo +0 > /sys/class/rtc/rtc0/wakealarm");
+    ret = system("echo +315360000 > /sys/class/rtc/rtc0/wakealarm");
     RLOGD("close wakealarm ret= %d\n", ret);
     return ret;