diff --git a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/test/java/org/wso2/carbon/device/mgt/core/permission/mgt/PermissionManagerServiceTest.java b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/test/java/org/wso2/carbon/device/mgt/core/permission/mgt/PermissionManagerServiceTest.java
index 8877ee9019..0bdcc6fb5c 100644
--- a/components/device-mgt/org.wso2.carbon.device.mgt.core/src/test/java/org/wso2/carbon/device/mgt/core/permission/mgt/PermissionManagerServiceTest.java
+++ b/components/device-mgt/org.wso2.carbon.device.mgt.core/src/test/java/org/wso2/carbon/device/mgt/core/permission/mgt/PermissionManagerServiceTest.java
@@ -35,6 +35,9 @@ import java.util.Properties;
 
 import static org.mockito.MockitoAnnotations.initMocks;
 
+/**
+ * This contains unit tests for PermissionManagerService class.
+ */
 @PrepareForTest(PermissionUtils.class)
 public class PermissionManagerServiceTest {