diff --git a/src/controllers/tanksController.js b/src/controllers/tanksController.js
index cd03507e..12e4304e 100644
--- a/src/controllers/tanksController.js
+++ b/src/controllers/tanksController.js
@@ -6220,13 +6220,13 @@ async function processIotData(hw_Id, data) {
       
         if (existingTank.slave_status === "working" || !existingTank.slave_status) {
           // First time signal is lost
-          existingTank.slave_status = "signal_lost";
+          existingTank.slave_status = "signal_lost1";
           existingTank.slave_signal_lost_time = now.format('DD-MMM-YYYY - HH:mm:ss');
           await existingTank.save();
       
           console.log(`⚠️ Signal lost for tank [${tankhardwareId}] at ${existingTank.slave_signal_lost_time}`);
       
-        } else if (existingTank.slave_status === "signal_lost") {
+        } else if (existingTank.slave_status === "signal_lost1") {
           const lostTime = moment(existingTank.slave_signal_lost_time, 'DD-MMM-YYYY - HH:mm:ss');
           const minutesElapsed = now.diff(lostTime, 'minutes');