diff --git a/smartgears/resource_registry/defaults/main.yml b/smartgears/resource_registry/defaults/main.yml
index 1ebf2df1..893d6e40 100644
--- a/smartgears/resource_registry/defaults/main.yml
+++ b/smartgears/resource_registry/defaults/main.yml
@@ -7,7 +7,5 @@ resource_registry_extension: war
 resource_registry_file: '{{ resource_registry_name }}-{{ resource_registry_version }}.{{ resource_registry_extension }}'
 resource_registry_group_id: org.gcube.information-system
 
-resource_registry_db_key_src_filename: db.key
-
 resource_registry_db_key_filename: '{{ orientdb_db_name }}.key'
 resource_registry_db_key_algorithm: 'AES'
\ No newline at end of file
diff --git a/smartgears/resource_registry/templates/config.properties.j2 b/smartgears/resource_registry/templates/config.properties.j2
index fca85324..9c916fff 100644
--- a/smartgears/resource_registry/templates/config.properties.j2
+++ b/smartgears/resource_registry/templates/config.properties.j2
@@ -18,4 +18,4 @@ DEFAULT_CREATED_WRITER_USER_PASSWORD={{ orientdb_writer_password }}
 DEFAULT_CREATED_READER_USER_PASSWORD={{ orientdb_reader_password }}
 
 DB_KEY_FILENAME={{ resource_registry_db_key_filename }}
-DB_KEY_ALGORITHM={{ resource_registry_db_key_algorithm }}
\ No newline at end of file
+DB_KEY_ALGORITHM={{ resource_registry_db_key_algorithm }}