diff --git a/src/main/java/org/gcube/documentstore/persistence/PersistenceBackendConfiguration.java b/src/main/java/org/gcube/documentstore/persistence/PersistenceBackendConfiguration.java
index 564095a..8a4b3cd 100644
--- a/src/main/java/org/gcube/documentstore/persistence/PersistenceBackendConfiguration.java
+++ b/src/main/java/org/gcube/documentstore/persistence/PersistenceBackendConfiguration.java
@@ -52,6 +52,7 @@ public abstract class PersistenceBackendConfiguration {
 		properties = new HashMap<String, String>();
 	}
 	
+	@Deprecated
 	public PersistenceBackendConfiguration(Class<? extends PersistenceBackend> clz){
 		this();
 	}