diff --git a/orcid-persistence/src/main/java/org/orcid/persistence/dao/impl/ClientDetailsDaoImpl.java b/orcid-persistence/src/main/java/org/orcid/persistence/dao/impl/ClientDetailsDaoImpl.java
index 11d0ac2b61..ba95e030c9 100644
--- a/orcid-persistence/src/main/java/org/orcid/persistence/dao/impl/ClientDetailsDaoImpl.java
+++ b/orcid-persistence/src/main/java/org/orcid/persistence/dao/impl/ClientDetailsDaoImpl.java
@@ -100,9 +100,8 @@ public void updateLastModified(String clientId) {
 
     /**
      * Update the last modified dates of given client ids
-     * 
-     * @param clientIds
-     *            A list of client ids
+     *
+     * @param clientIds A list of client ids
      * @return the amount of modified rows
      */
 
@@ -194,9 +193,8 @@ public void removeClient(String clientId) {
 
     /**
      * Get the public client that belongs to the given orcid ID
-     * 
-     * @param ownerId
-     *            The user or group id
+     *
+     * @param ownerId The user or group id
      * @return the public client that belongs to the given user
      */
     @Override
@@ -216,9 +214,8 @@ public ClientDetailsEntity getPublicClient(String ownerId) {
 
     /**
      * Get member name
-     * 
-     * @param clientId
-     *            The client id
+     *
+     * @param clientId The client id
      * @return the name of the member owner of the given client
      */
     @Override
@@ -269,7 +266,7 @@ public List<String> findLegacyClientIds() {
     @Transactional
     public void changePersistenceTokensProperty(String clientId, boolean isPersistenTokensEnabled) {
         Query updateQuery = entityManager
-            .createQuery("update ClientDetailsEntity c set c.lastModified = :lastModified, c.persistentTokensEnabled = :isPersistenTokensEnabled where c.id = :clientId");
+                .createQuery("update ClientDetailsEntity c set c.lastModified = :lastModified, c.persistentTokensEnabled = :isPersistenTokensEnabled where c.id = :clientId");
         updateQuery.setParameter("clientId", clientId);
         updateQuery.setParameter("lastModified", new Date());
         updateQuery.setParameter("isPersistenTokensEnabled", isPersistenTokensEnabled);
@@ -280,7 +277,7 @@ public void changePersistenceTokensProperty(String clientId, boolean isPersisten
     @Transactional
     public void activateClient(String clientDetailsId) {
         Query updateQuery = entityManager
-            .createQuery("update ClientDetailsEntity c set c.lastModified = :lastModified, c.deactivatedDate = null, c.deactivatedBy = null where c.id = :clientId");
+                .createQuery("update ClientDetailsEntity c set c.lastModified = :lastModified, c.deactivatedDate = null, c.deactivatedBy = null where c.id = :clientId");
         updateQuery.setParameter("clientId", clientDetailsId);
         updateQuery.setParameter("lastModified", new Date());
         updateQuery.executeUpdate();
@@ -290,7 +287,7 @@ public void activateClient(String clientDetailsId) {
     @Transactional
     public void deactivateClient(String clientDetailsId, String deactivatedBy) {
         Query updateQuery = entityManager
-            .createQuery("update ClientDetailsEntity c set c.lastModified = :lastModified, c.deactivatedDate = :deactivatedDate, c.deactivatedBy = :deactivatedBy where c.id = :clientId");
+                .createQuery("update ClientDetailsEntity c set c.lastModified = :lastModified, c.deactivatedDate = :deactivatedDate, c.deactivatedBy = :deactivatedBy where c.id = :clientId");
         updateQuery.setParameter("clientId", clientDetailsId);
         Date now = new Date();
         updateQuery.setParameter("lastModified", now);
@@ -324,7 +321,7 @@ public boolean updateClientGrantedAuthority(String clientId, String grantedAutho
     @Transactional
     public boolean updateNotificationInfo(String clientId, boolean userNotificationEnabled, String notificationWebpageUrl, String notificationDomains) {
         Query updateNotificationInfoQuery = entityManager.createNativeQuery(
-                "UPDATE client_details SET user_notification_enabled= :userNotificationEnabled, notification_webpage_url= :notificationWebpageUrl, notification_domains= :notificationDomains  WHERE id = :clientId");
+                "UPDATE client_details SET user_notification_enabled= :userNotificationEnabled, notification_webpage_url= :notificationWebpageUrl, notification_domains= :notificationDomains  WHERE client_details_id = :clientId");
         updateNotificationInfoQuery.setParameter("clientId", clientId);
         updateNotificationInfoQuery.setParameter("userNotificationEnabled", userNotificationEnabled);
         updateNotificationInfoQuery.setParameter("notificationWebpageUrl", notificationWebpageUrl);
@@ -336,7 +333,7 @@ public boolean updateNotificationInfo(String clientId, boolean userNotificationE
     @Transactional(value = "transactionManagerReadOnly", readOnly = true)
     @SuppressWarnings("unchecked")
     public List<ClientDetailsEntity> findMVPEnabled() {
-        Query query = entityManager.createQuery("from ClientDetailsEntity where userNotificationEnabled = :userNotificationEnabled and client_type = :premiumUpdater" );
+        Query query = entityManager.createQuery("from ClientDetailsEntity where userNotificationEnabled = :userNotificationEnabled and clientType = :premiumUpdater");
         query.setParameter("userNotificationEnabled", true);
         query.setParameter("premiumUpdater", ClientType.PREMIUM_UPDATER.name());
         return query.getResultList();
diff --git a/orcid-persistence/src/test/java/org/orcid/persistence/dao/ClientDetailsDaoTest.java b/orcid-persistence/src/test/java/org/orcid/persistence/dao/ClientDetailsDaoTest.java
index b784aa911d..d5b514a993 100644
--- a/orcid-persistence/src/test/java/org/orcid/persistence/dao/ClientDetailsDaoTest.java
+++ b/orcid-persistence/src/test/java/org/orcid/persistence/dao/ClientDetailsDaoTest.java
@@ -1,6 +1,8 @@
 package org.orcid.persistence.dao;
 
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -12,12 +14,14 @@
 import org.junit.BeforeClass;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.orcid.jaxb.model.clientgroup.ClientType;
+import org.orcid.persistence.jpa.entities.ClientDetailsEntity;
 import org.orcid.test.DBUnitTest;
 import org.orcid.test.OrcidJUnit4ClassRunner;
 import org.springframework.test.context.ContextConfiguration;
 
 @RunWith(OrcidJUnit4ClassRunner.class)
-@ContextConfiguration(locations = { "classpath:test-orcid-persistence-context.xml" })
+@ContextConfiguration(locations = {"classpath:test-orcid-persistence-context.xml"})
 public class ClientDetailsDaoTest extends DBUnitTest {
 
     private static String CLIENT_ID = "APP-5555555555555557";
@@ -48,4 +52,16 @@ public void testUpdateLastModifiedBulk() {
         assertEquals(updateClients, 2);
     }
 
+    @Test
+    public void testFindMVPEnabled() {
+        clientDetailsDao.updateClientType(ClientType.PREMIUM_UPDATER.name(), CLIENT_ID);
+        clientDetailsDao.updateNotificationInfo(CLIENT_ID, true, "http://test.com", "test.com");
+        List<ClientDetailsEntity> mvpEnabledClients = clientDetailsDao.findMVPEnabled();
+        assertNotNull(mvpEnabledClients);
+        assertEquals(1, mvpEnabledClients.size());
+        assertEquals(CLIENT_ID, mvpEnabledClients.get(0).getId());
+        assertEquals(ClientType.PREMIUM_UPDATER.name(), mvpEnabledClients.get(0).getClientType());
+        assertTrue(mvpEnabledClients.get(0).isUserNotificationEnabled());
+    }
+
 }