diff --git a/persistence-service-v1/persistence-service-external-api-impl-v1/src/main/java/com/iqser/red/persistence/service/v1/external/api/impl/controller/RulesController.java b/persistence-service-v1/persistence-service-external-api-impl-v1/src/main/java/com/iqser/red/persistence/service/v1/external/api/impl/controller/RulesController.java
index 5114fe90d..53cc528d0 100644
--- a/persistence-service-v1/persistence-service-external-api-impl-v1/src/main/java/com/iqser/red/persistence/service/v1/external/api/impl/controller/RulesController.java
+++ b/persistence-service-v1/persistence-service-external-api-impl-v1/src/main/java/com/iqser/red/persistence/service/v1/external/api/impl/controller/RulesController.java
@@ -162,6 +162,7 @@ public class RulesController implements RulesResource {
 
 
     @Override
+    @PreAuthorize("hasAuthority('" + WRITE_RULES + "')")
     public void unlockRules(String dossierTemplateId, RuleFileType ruleFileType) {
 
         rulesPersistenceService.resetTimeoutDetected(dossierTemplateId, ruleFileType);