diff --git a/src/main/java/org/gcube/accounting/persistence/AccountingPersistenceBackendFactory.java b/src/main/java/org/gcube/accounting/persistence/AccountingPersistenceBackendFactory.java
index dda84b7..f039caa 100644
--- a/src/main/java/org/gcube/accounting/persistence/AccountingPersistenceBackendFactory.java
+++ b/src/main/java/org/gcube/accounting/persistence/AccountingPersistenceBackendFactory.java
@@ -113,6 +113,7 @@ public abstract class AccountingPersistenceBackendFactory {
 	protected static AccountingPersistenceBackend rediscoverAccountingPersistenceBackend(AccountingPersistenceBackend actual, String scope){
 		long now = Calendar.getInstance().getTimeInMillis();
 		Long lastCheckTimestamp = fallbackLastCheck.get(scope);
+		logger.trace("Last check was {}", lastCheckTimestamp);
 		
 		if( (lastCheckTimestamp + FALLBACK_RETRY_TIME) <= now ){
 			logger.debug("The {} for scope {} is {}. Is time to rediscover if there is another possibility.",
@@ -138,12 +139,18 @@ public abstract class AccountingPersistenceBackendFactory {
 				
 			}else{
 				// Renewing timestamp
+				logger.trace("Renewing Last check Timestamp. The new one will be {}", now);
 				fallbackLastCheck.put(scope, now);
+				lastCheckTimestamp = fallbackLastCheck.get(scope);
 			}
 		}
 		
-		logger.debug("The {} for scope {} is going to be used is {}. Next retry in {} msec",
-				AccountingPersistenceBackend.class.getSimpleName(), scope, actual.getClass().getSimpleName(), FALLBACK_RETRY_TIME);
+		long nextCheck = (lastCheckTimestamp + FALLBACK_RETRY_TIME) - Calendar.getInstance().getTimeInMillis();
+		float nextCheckInSec = nextCheck/1000;
+		logger.debug("The {} for scope {} is going to be used is {}. Next retry in {} msec (about {} sec)",
+				AccountingPersistenceBackend.class.getSimpleName(), scope, 
+				actual.getClass().getSimpleName(), nextCheck, nextCheckInSec);
+		
 		return actual;
 	}
 	
diff --git a/src/test/java/org/gcube/accounting/persistence/AccountingPersistenceBackendTest.java b/src/test/java/org/gcube/accounting/persistence/AccountingPersistenceBackendTest.java
index 717fd47..676564c 100644
--- a/src/test/java/org/gcube/accounting/persistence/AccountingPersistenceBackendTest.java
+++ b/src/test/java/org/gcube/accounting/persistence/AccountingPersistenceBackendTest.java
@@ -103,22 +103,27 @@ public class AccountingPersistenceBackendTest {
 	@Test
 	public void testScopeRecheck() throws Exception {
 		ScopeProvider.instance.set("/fakeScope");
-		AccountingPersistenceBackendFactory.getPersistenceBackend();
+		logger.debug("Going to check First Time");
+		AccountingPersistenceBackend first = AccountingPersistenceBackendFactory.getPersistenceBackend();
+		logger.debug("First {} : {}", AccountingPersistenceBackend.class.getSimpleName(), first);
 		Long firstCheck = AccountingPersistenceBackendFactory.getFallbackLastCheck(ScopeProvider.instance.get());
 		logger.debug("First Check Time {}", firstCheck);
 		
 		long startTime = Calendar.getInstance().getTimeInMillis();
 		long endTime = startTime;
 		
-		while(endTime <=  (startTime + (AccountingPersistenceBackendFactory.FALLBACK_RETRY_TIME+1000))){
+		while(endTime <=  (startTime + (AccountingPersistenceBackendFactory.FALLBACK_RETRY_TIME + 100))){
 			endTime = Calendar.getInstance().getTimeInMillis();
 		}
 
-		AccountingPersistenceBackendFactory.getPersistenceBackend();
+		logger.debug("Going to check Second Time");
+		AccountingPersistenceBackend second = AccountingPersistenceBackendFactory.getPersistenceBackend();
+		logger.debug("Second {} : {}", AccountingPersistenceBackend.class.getSimpleName(), second);
 		Long secondCheck = AccountingPersistenceBackendFactory.getFallbackLastCheck(ScopeProvider.instance.get());
 		logger.debug("Second Check Time {}", secondCheck);
 		
 		Assert.assertNotEquals(firstCheck, secondCheck);
+		Assert.assertEquals(first, second);
 	}
 	
 }
diff --git a/src/test/java/org/gcube/accounting/persistence/AccountingPersistenceConfigurationTest.java b/src/test/java/org/gcube/accounting/persistence/AccountingPersistenceConfigurationTest.java
index 119efb1..b473bcc 100644
--- a/src/test/java/org/gcube/accounting/persistence/AccountingPersistenceConfigurationTest.java
+++ b/src/test/java/org/gcube/accounting/persistence/AccountingPersistenceConfigurationTest.java
@@ -3,11 +3,6 @@
  */
 package org.gcube.accounting.persistence;
 
-import java.io.BufferedWriter;
-import java.io.File;
-import java.io.FileWriter;
-import java.io.IOException;
-import java.io.PrintWriter;
 import java.io.StringWriter;
 import java.net.URL;
 import java.util.Arrays;