diff --git a/persistence-service-v1/persistence-service-processor-v1/src/main/java/com/iqser/red/service/persistence/management/v1/processor/migration/StorageToMongoCopyService.java b/persistence-service-v1/persistence-service-processor-v1/src/main/java/com/iqser/red/service/persistence/management/v1/processor/migration/StorageToMongoCopyService.java
index ad948611e..d4e9f00d5 100644
--- a/persistence-service-v1/persistence-service-processor-v1/src/main/java/com/iqser/red/service/persistence/management/v1/processor/migration/StorageToMongoCopyService.java
+++ b/persistence-service-v1/persistence-service-processor-v1/src/main/java/com/iqser/red/service/persistence/management/v1/processor/migration/StorageToMongoCopyService.java
@@ -52,6 +52,7 @@ public class StorageToMongoCopyService {
                 log.info("File found, now  saving in mongodb");
                 fileManagementStorageService.saveEntityLog(dossierFile.dossierId, dossierFile.fileId, entityLogFromStorage.get());
                 log.info("Deleting old file from storage");
+                fileManagementStorageService.storeJSONObject(dossierFile.dossierId, dossierFile.fileId, FileType.ENTITY_LOG_BAK, entityLogFromStorage.get());
                 fileManagementStorageService.deleteObject(dossierFile.dossierId, dossierFile.fileId, FileType.ENTITY_LOG);
             }
         }
diff --git a/persistence-service-v1/persistence-service-shared-api-v1/src/main/java/com/iqser/red/service/persistence/service/v1/api/shared/model/dossiertemplate/dossier/file/FileType.java b/persistence-service-v1/persistence-service-shared-api-v1/src/main/java/com/iqser/red/service/persistence/service/v1/api/shared/model/dossiertemplate/dossier/file/FileType.java
index b02a80e86..1a5850ef2 100644
--- a/persistence-service-v1/persistence-service-shared-api-v1/src/main/java/com/iqser/red/service/persistence/service/v1/api/shared/model/dossiertemplate/dossier/file/FileType.java
+++ b/persistence-service-v1/persistence-service-shared-api-v1/src/main/java/com/iqser/red/service/persistence/service/v1/api/shared/model/dossiertemplate/dossier/file/FileType.java
@@ -25,6 +25,7 @@ public enum FileType {
     DOCUMENT_POSITION(".json"),
     DOCUMENT_PAGES(".json"),
     ENTITY_LOG(".json"),
+    ENTITY_LOG_BAK(".json"),
     COMPONENT_LOG(".json"),
     MIGRATED_IDS(".json"),