diff --git a/src/controllers/installationController.js b/src/controllers/installationController.js
index 7dfafd5f..80655bd6 100644
--- a/src/controllers/installationController.js
+++ b/src/controllers/installationController.js
@@ -5202,7 +5202,8 @@ exports.getDisconnectedIssuesBySupportId = async (req, reply) => {
       const connectedSlaves = await Insensors.find({
         connected_to: masterSensor.hardwareId,
         type: "slave",
-        customerId
+        customerId,
+        connected_status: "disconnected"
       }).lean();
 
       const slaveSet = new Set(master.connected_slaves.map(s => s.hardwareId));