diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/DeviceDAO.java b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/DeviceDAO.java
index 5bf4335db..2c9cb0d58 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/DeviceDAO.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/main/java/org/wso2/carbon/device/mgt/core/dao/DeviceDAO.java
@@ -33,6 +33,8 @@ public interface DeviceDAO {
 
     void deleteDevice(Long deviceId) throws DeviceManagementDAOException;
 
-    List<Device> getDeviceByDeviceId(Long deviceId) throws DeviceManagementDAOException;
+    Device getDeviceByDeviceId(Long deviceId) throws DeviceManagementDAOException;
+
+    List<Device> getDevices() throws DeviceManagementDAOException;
 
 }