diff --git a/src/controllers/installationController.js b/src/controllers/installationController.js
index b174602c..07284d1d 100644
--- a/src/controllers/installationController.js
+++ b/src/controllers/installationController.js
@@ -1368,8 +1368,8 @@ exports.getMasterSlaveSummary = async (req, reply) => {
         connected_lora_date: loraDate,
         type: slave.type || 'N/A',  // Add 'type' field
         typeOfWater: slave.typeOfWater || 'N/A', // Add 'typeOfWater' field
-        lora_last_check_time: slave.connected_lora_date && slave.connected_lora_time 
-          ? `${slave.connected_lora_date} ${slave.connected_lora_time}` 
+        lora_last_check_time: slave.lora_last_check_time && slave.lora_last_check_time 
+          ? `${slave.lora_last_check_time}` 
           : null, // Add 'lora_last_check_time' field
           connected_to: slave.connected_to,  // Add 'connected_to' field
           masterName: masterName  // Add 'masterName' field