diff --git a/app/action.c b/app/action.c
index c6a9103..e6f4b78 100644
--- a/app/action.c
+++ b/app/action.c
@@ -399,7 +399,7 @@ static void ACTION_Scan_FM(bool bRestart)
 static void ACTION_AlarmOr1750(const bool b1750)
 {
 
-	if(gSetting_set_lck)
+	if(gEeprom.KEY_LOCK && gSetting_set_lck)
 		return;
 
 	#if defined(ENABLE_ALARM)