diff --git a/src/main/java/org/gcube/accounting/datamodel/TestUsageRecord.java b/src/main/java/org/gcube/accounting/datamodel/TestUsageRecord.java
index e6072ff..24c758a 100644
--- a/src/main/java/org/gcube/accounting/datamodel/TestUsageRecord.java
+++ b/src/main/java/org/gcube/accounting/datamodel/TestUsageRecord.java
@@ -105,7 +105,7 @@ public class TestUsageRecord {
 			
 			usageRecord.setDataVolume(generateRandomLong(MIN_DATA_VOLUME, MAX_DATA_VOLUME));
 			
-			//usageRecord.setQualifier("image/png");
+			usageRecord.setQualifier("image/png");
 			
 			usageRecord.setResourceProperty(TEST_PROPERTY_NAME, TEST_PROPERTY_VALUE);