diff --git a/persistence-service-v1/persistence-service-processor-v1/src/main/java/com/iqser/red/service/persistence/management/v1/processor/migration/RankDeDuplicationService.java b/persistence-service-v1/persistence-service-processor-v1/src/main/java/com/iqser/red/service/persistence/management/v1/processor/migration/RankDeDuplicationService.java
index 06f094c5f..97cdb2b71 100644
--- a/persistence-service-v1/persistence-service-processor-v1/src/main/java/com/iqser/red/service/persistence/management/v1/processor/migration/RankDeDuplicationService.java
+++ b/persistence-service-v1/persistence-service-processor-v1/src/main/java/com/iqser/red/service/persistence/management/v1/processor/migration/RankDeDuplicationService.java
@@ -30,13 +30,10 @@ public class RankDeDuplicationService {
     @SneakyThrows
     public void deduplicate() {
 
-        var allDossierTemplateIds = dossierTemplateManagementService.getAllDossierTemplates()
+        dossierTemplateManagementService.getAllDossierTemplates()
                 .stream()
                 .map(DossierTemplate::getId)
-                .collect(Collectors.toList());
-        for (var dtId : allDossierTemplateIds) {
-            deduplicate(dtId);
-        }
+                .forEach(this::deduplicate);
     }