diff --git a/smp-server-library/src/test/java/eu/europa/ec/edelivery/smp/data/dao/TestUtilsDao.java b/smp-server-library/src/test/java/eu/europa/ec/edelivery/smp/data/dao/TestUtilsDao.java
index bc470283dd6b35418d3f7d2d7e0d3bb22b336db2..b43bff3378faa13f0981ac38eefb3c071376cd7e 100644
--- a/smp-server-library/src/test/java/eu/europa/ec/edelivery/smp/data/dao/TestUtilsDao.java
+++ b/smp-server-library/src/test/java/eu/europa/ec/edelivery/smp/data/dao/TestUtilsDao.java
@@ -595,6 +595,12 @@ public class TestUtilsDao {
         return memEManager.merge(entity);
     }
 
+
+    public void clear() {
+        memEManager.clear();
+    }
+
+
     public DBDomain getD1() {
         return d1;
     }
diff --git a/smp-server-library/src/test/java/eu/europa/ec/edelivery/smp/services/CredentialServiceTest.java b/smp-server-library/src/test/java/eu/europa/ec/edelivery/smp/services/CredentialServiceTest.java
index 653502d56596823eca7064b268ee19cf4932a69a..bded8f8bfd2b953551507927188efb22010155d6 100644
--- a/smp-server-library/src/test/java/eu/europa/ec/edelivery/smp/services/CredentialServiceTest.java
+++ b/smp-server-library/src/test/java/eu/europa/ec/edelivery/smp/services/CredentialServiceTest.java
@@ -14,6 +14,7 @@ import org.springframework.security.core.Authentication;
 import org.springframework.test.context.ContextConfiguration;
 import org.springframework.test.context.junit4.SpringRunner;
 
+import java.io.IOException;
 import java.time.OffsetDateTime;
 
 import static org.junit.Assert.*;
@@ -27,9 +28,10 @@ public class CredentialServiceTest extends AbstractServiceIntegrationTest {
     CredentialService testInstance;
 
     @Before
-    public void beforeMethods() {
+    public void beforeMethods() throws IOException {
         testUtilsDao.clearData();
         testUtilsDao.createUsers();
+        resetKeystore();
         configurationDao.refreshProperties();
     }
 
@@ -100,6 +102,7 @@ public class CredentialServiceTest extends AbstractServiceIntegrationTest {
         credential.setLastFailedLoginAttempt(OffsetDateTime.now());
         credential.setSequentialLoginFailureCount(100);
         testUtilsDao.merge(credential);
+        testUtilsDao.clear();
 
         // given
         String username = TestConstants.USERNAME_1;
@@ -115,6 +118,7 @@ public class CredentialServiceTest extends AbstractServiceIntegrationTest {
         credential.setLastFailedLoginAttempt(OffsetDateTime.now().minusDays(100));
         credential.setSequentialLoginFailureCount(100);
         testUtilsDao.merge(credential);
+        testUtilsDao.clear();
 
         // given
         String username = TestConstants.USERNAME_1;