diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/impl/DeviceManagementServiceImpl.java b/components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/impl/DeviceManagementServiceImpl.java
index 9cd1bda1ca..705328d96a 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/impl/DeviceManagementServiceImpl.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.api/src/main/java/org/wso2/carbon/device/mgt/jaxrs/service/impl/DeviceManagementServiceImpl.java
@@ -18,6 +18,7 @@
  */
 package org.wso2.carbon.device.mgt.jaxrs.service.impl;
 
+import com.google.gson.JsonArray;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.wso2.carbon.context.CarbonContext;
@@ -127,8 +128,7 @@ public class DeviceManagementServiceImpl implements DeviceManagementService {
                 request.setSince(sinceDate);
                 result = dms.getAllDevices(request);
                 if (result == null || result.getData() == null || result.getData().size() <= 0) {
-                    return Response.status(Response.Status.OK).entity("No device is modified " +
-                            "after the timestamp provided in 'since' filter").build();
+                    return Response.status(Response.Status.OK).entity(new JsonArray()).build();
                 }
             } else {
                 result = dms.getAllDevices(request);
diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/AbstractDeviceDAOImpl.java b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/AbstractDeviceDAOImpl.java
index 44bdd5ba45..6ca4378806 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/AbstractDeviceDAOImpl.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/AbstractDeviceDAOImpl.java
@@ -416,11 +416,13 @@ public abstract class AbstractDeviceDAOImpl implements DeviceDAO {
         boolean isOwnershipProvided = false;
         String status = request.getStatus();
         boolean isStatusProvided = false;
+        Date since = request.getSince();
+        boolean isSinceProvided = false;
         try {
             conn = this.getConnection();
             String sql = "SELECT COUNT(d1.ID) AS DEVICE_COUNT FROM DM_ENROLMENT e, (SELECT d.ID, d.NAME, d.DEVICE_IDENTIFICATION, " +
-                         "t.NAME AS DEVICE_TYPE FROM DM_DEVICE d, DM_DEVICE_TYPE t WHERE DEVICE_TYPE_ID = t.ID " +
-                         "AND d.TENANT_ID = ?";
+                         "t.NAME AS DEVICE_TYPE FROM DM_DEVICE d, DM_DEVICE_TYPE t, DM_DEVICE_DETAIL dt WHERE DEVICE_TYPE_ID = t.ID " +
+                         "AND d.TENANT_ID = ? AND dt.DEVICE_ID = d.ID";
 
             if (deviceType != null && !deviceType.isEmpty()) {
                 sql = sql + " AND t.NAME = ?";
@@ -432,6 +434,12 @@ public abstract class AbstractDeviceDAOImpl implements DeviceDAO {
                 isDeviceNameProvided = true;
             }
 
+            //Add query for last updated timestamp
+            if (since != null) {
+                sql = sql + " AND dt.UPDATE_TIMESTAMP > ?";
+                isSinceProvided = true;
+            }
+
             sql = sql + ") d1 WHERE d1.ID = e.DEVICE_ID AND TENANT_ID = ?";
 
             if (ownership != null && !ownership.isEmpty()) {
@@ -458,6 +466,9 @@ public abstract class AbstractDeviceDAOImpl implements DeviceDAO {
             if (isDeviceNameProvided) {
                 stmt.setString(paramIdx++, request.getDeviceName() + "%");
             }
+            if (isSinceProvided) {
+                stmt.setLong(paramIdx++, since.getTime());
+            }
             stmt.setInt(paramIdx++, tenantId);
             if (isOwnershipProvided) {
                 stmt.setString(paramIdx++, request.getOwnership());
diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/device/GenericDeviceDAOImpl.java b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/device/GenericDeviceDAOImpl.java
index 246a1bc1f3..2c47c600d5 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/device/GenericDeviceDAOImpl.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/impl/device/GenericDeviceDAOImpl.java
@@ -59,8 +59,9 @@ public class GenericDeviceDAOImpl extends AbstractDeviceDAOImpl {
             String sql = "SELECT d1.ID AS DEVICE_ID, d1.DESCRIPTION, d1.NAME AS DEVICE_NAME, d1.DEVICE_TYPE, " +
                          "d1.DEVICE_IDENTIFICATION, e.OWNER, e.OWNERSHIP, e.STATUS, e.DATE_OF_LAST_UPDATE, " +
                          "e.DATE_OF_ENROLMENT, e.ID AS ENROLMENT_ID FROM DM_ENROLMENT e, (SELECT d.ID, d.DESCRIPTION, " +
-                         "d.NAME, d.DEVICE_IDENTIFICATION, t.NAME AS DEVICE_TYPE FROM DM_DEVICE d, DM_DEVICE_TYPE t " +
-                         "WHERE DEVICE_TYPE_ID = t.ID AND d.TENANT_ID = ?";
+                         "d.NAME, d.DEVICE_IDENTIFICATION, t.NAME AS DEVICE_TYPE " +
+                         "FROM DM_DEVICE d, DM_DEVICE_TYPE t, DM_DEVICE_DETAIL dt " +
+                         "WHERE DEVICE_TYPE_ID = t.ID AND d.TENANT_ID = ? AND dt.DEVICE_ID = d.ID";
 
             //Add the query for device-type
             if (deviceType != null && !deviceType.isEmpty()) {
@@ -75,7 +76,7 @@ public class GenericDeviceDAOImpl extends AbstractDeviceDAOImpl {
 
             //Add query for last updated timestamp
             if (since != null) {
-                sql = sql + " AND d.LAST_UPDATED_TIMESTAMP > ?";
+                sql = sql + " AND dt.UPDATE_TIMESTAMP > ?";
                 isSinceProvided = true;
             }
 
@@ -109,7 +110,7 @@ public class GenericDeviceDAOImpl extends AbstractDeviceDAOImpl {
                 stmt.setString(paramIdx++, request.getDeviceName() + "%");
             }
             if (isSinceProvided) {
-                stmt.setTimestamp(paramIdx++, new Timestamp(since.getTime()));
+                stmt.setLong(paramIdx++, since.getTime());
             }
             stmt.setInt(paramIdx++, tenantId);
             if (isOwnershipProvided) {