diff --git a/src/controllers/installationController.js b/src/controllers/installationController.js
index 03f9769f..2d699148 100644
--- a/src/controllers/installationController.js
+++ b/src/controllers/installationController.js
@@ -6199,7 +6199,7 @@ exports.particularCategory = async (req, reply) => {
           masterName: orderMap[master.hardwareId]?.masterName || "",
           type: "slave",
           typeOfWater: slave.typeOfWater || "",
-          support_lora_last_check_time: null,
+          support_lora_last_check_time: slave.support_lora_last_check_time,
           category,
           assignedTo: slaveIssue?.assignedTo || null
         };
@@ -6215,7 +6215,7 @@ exports.particularCategory = async (req, reply) => {
         connected_status: master.connected_status,
         gsm_last_disconnect_time: master.gsm_last_disconnect_time || null,
         team_member_support_gsm_last_check_time: master.team_member_support_gsm_last_check_time,
-        support_gsm_last_check_time: null,
+        support_gsm_last_check_time: master.support_gsm_last_check_time,
         connected_slave_count: slaveDetails.length,
         connected_slaves: slaveDetails,
         category,