diff --git a/dmp-backend/core/src/main/java/eu/eudat/audit/AuditableAction.java b/dmp-backend/core/src/main/java/eu/eudat/audit/AuditableAction.java
index 39e172336..5c887e269 100644
--- a/dmp-backend/core/src/main/java/eu/eudat/audit/AuditableAction.java
+++ b/dmp-backend/core/src/main/java/eu/eudat/audit/AuditableAction.java
@@ -57,6 +57,7 @@ public class AuditableAction {
     public static final EventId Description_GetFieldFile = new EventId(6008, "Description_GetFieldFile");
     public static final EventId Description_Validate = new EventId(6009, "Description_Validate");
     public static final EventId Description_GetDescriptionSectionPermissions = new EventId(6010, "Description_GetDescriptionSectionPermissions");
+    public static final EventId Description_UpdateDescriptionTemplate = new EventId(6011, "Description_UpdateDescriptionTemplate");
 
     
     public static final EventId Reference_Query = new EventId(7000, "Reference_Query");
diff --git a/dmp-backend/core/src/main/java/eu/eudat/service/description/DescriptionService.java b/dmp-backend/core/src/main/java/eu/eudat/service/description/DescriptionService.java
index 1b8153f3d..43071c959 100644
--- a/dmp-backend/core/src/main/java/eu/eudat/service/description/DescriptionService.java
+++ b/dmp-backend/core/src/main/java/eu/eudat/service/description/DescriptionService.java
@@ -4,16 +4,14 @@ import eu.eudat.data.StorageFileEntity;
 import eu.eudat.model.Description;
 import eu.eudat.model.DescriptionValidationResult;
 import eu.eudat.model.StorageFile;
-import eu.eudat.model.persist.DescriptionFieldFilePersist;
-import eu.eudat.model.persist.DescriptionPersist;
-import eu.eudat.model.persist.DescriptionSectionPermissionResolver;
-import eu.eudat.model.persist.DescriptionStatusPersist;
+import eu.eudat.model.persist.*;
 import gr.cite.tools.exception.MyApplicationException;
 import gr.cite.tools.exception.MyForbiddenException;
 import gr.cite.tools.exception.MyNotFoundException;
 import gr.cite.tools.exception.MyValidationException;
 import gr.cite.tools.fieldset.FieldSet;
 import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.multipart.MultipartFile;
 
 import javax.management.InvalidApplicationException;
@@ -39,4 +37,5 @@ public interface DescriptionService {
 
     StorageFile uploadFieldFile(DescriptionFieldFilePersist model, MultipartFile file, FieldSet fields) throws IOException;
     StorageFileEntity getFieldFile(UUID descriptionId, UUID storageFileId);
+	void updateDescriptionTemplate(UpdateDescriptionTemplatePersist model) throws InvalidApplicationException, IOException;
 }
diff --git a/dmp-backend/core/src/main/java/eu/eudat/service/description/DescriptionServiceImpl.java b/dmp-backend/core/src/main/java/eu/eudat/service/description/DescriptionServiceImpl.java
index c4435b141..94faf9248 100644
--- a/dmp-backend/core/src/main/java/eu/eudat/service/description/DescriptionServiceImpl.java
+++ b/dmp-backend/core/src/main/java/eu/eudat/service/description/DescriptionServiceImpl.java
@@ -235,6 +235,54 @@ public class DescriptionServiceImpl implements DescriptionService {
         this.elasticService.persistDescription(data);
         return this.builderFactory.builder(DescriptionBuilder.class).authorize(AuthorizationFlags.OwnerOrDmpAssociatedOrPermission).build(BaseFieldSet.build(fields, Description._id), data);
     }
+    @Override
+    public void updateDescriptionTemplate(UpdateDescriptionTemplatePersist model) throws InvalidApplicationException, IOException {
+        logger.debug(new MapLogEntry("update description template").And("model", model));
+
+        this.authorizationService.authorizeAtLeastOneForce(List.of(this.authorizationContentResolver.descriptionAffiliation(model.getId())), Permission.EditDescription);
+
+        DescriptionEntity data =  this.entityManager.find(DescriptionEntity.class, model.getId());
+        if (data == null) throw new MyNotFoundException(messageSource.getMessage("General_ItemNotFound", new Object[]{model.getId(), Description.class.getSimpleName()}, LocaleContextHolder.getLocale()));
+        if (!this.conventionService.hashValue(data.getUpdatedAt()).equals(model.getHash())) throw new MyValidationException(this.errors.getHashConflict().getCode(), this.errors.getHashConflict().getMessage());
+
+        DescriptionTemplateEntity oldDescriptionTemplateEntity = this.entityManager.find(DescriptionTemplateEntity.class, data.getDescriptionTemplateId());
+        if (oldDescriptionTemplateEntity == null) throw new MyNotFoundException(messageSource.getMessage("General_ItemNotFound", new Object[]{data.getDescriptionTemplateId(), DescriptionTemplate.class.getSimpleName()}, LocaleContextHolder.getLocale()));
+
+        DmpDescriptionTemplateEntity dmpDescriptionTemplateEntity = this.entityManager.find(DmpDescriptionTemplateEntity.class, data.getDmpDescriptionTemplateId());
+        if (dmpDescriptionTemplateEntity == null) throw new MyNotFoundException(messageSource.getMessage("General_ItemNotFound", new Object[]{data.getDmpDescriptionTemplateId(), DmpDescriptionTemplate.class.getSimpleName()}, LocaleContextHolder.getLocale()));
+
+
+        List<DescriptionTemplateEntity> latestVersionDescriptionTemplates = this.queryFactory.query(DescriptionTemplateQuery.class)
+                .versionStatuses(DescriptionTemplateVersionStatus.Current)
+                .isActive(IsActive.Active)
+                .groupIds(oldDescriptionTemplateEntity.getGroupId())
+                .collect();
+        if (latestVersionDescriptionTemplates.isEmpty())
+            throw new MyValidationException("New version not found");
+        if (latestVersionDescriptionTemplates.size() > 1)
+            throw new MyValidationException("Multiple template found");
+        if (!latestVersionDescriptionTemplates.getFirst().getVersion().equals(oldDescriptionTemplateEntity.getVersion()))
+            throw new MyValidationException(this.errors.getDescriptionTemplateNewVersionConflict().getCode(), this.errors.getDescriptionTemplateNewVersionConflict().getMessage());
+
+        data.setDescriptionTemplateId(latestVersionDescriptionTemplates.getFirst().getId());
+
+        eu.eudat.commons.types.descriptiontemplate.DefinitionEntity definition =  this.xmlHandlingService.fromXmlSafe(eu.eudat.commons.types.descriptiontemplate.DefinitionEntity.class, latestVersionDescriptionTemplates.getFirst().getDefinition());
+        PropertyDefinitionEntity propertyDefinition =  this.xmlHandlingService.fromXmlSafe(PropertyDefinitionEntity.class, data.getProperties());
+
+        data.setUpdatedAt(Instant.now());
+        this.entityManager.merge(data);
+
+        this.entityManager.flush();
+
+       
+        this.sendNotification(data);
+
+        this.eventBroker.emit(new DescriptionTouchedEvent(data.getId()));
+
+        this.annotationEntityTouchedIntegrationEventHandler.handleDescription(data.getId());
+
+        this.elasticService.persistDescription(data);
+    }
 
     private void sendNotification(DescriptionEntity description) throws InvalidApplicationException {
         List<DmpUserEntity> existingUsers = this.queryFactory.query(DmpUserQuery.class)
@@ -807,6 +855,7 @@ public class DescriptionServiceImpl implements DescriptionService {
         return storageFile;
     }
 
+
     //region build persist
 
     private @NotNull DescriptionPersist buildDescriptionPersist(DescriptionEntity data) throws InvalidApplicationException {
diff --git a/dmp-backend/web/src/main/java/eu/eudat/controllers/DescriptionController.java b/dmp-backend/web/src/main/java/eu/eudat/controllers/DescriptionController.java
index bd0e03269..7b15b0ea9 100644
--- a/dmp-backend/web/src/main/java/eu/eudat/controllers/DescriptionController.java
+++ b/dmp-backend/web/src/main/java/eu/eudat/controllers/DescriptionController.java
@@ -270,12 +270,15 @@ public class DescriptionController {
     }
 
     @PostMapping("update-description-template")
-//    @Transactional
+    @Transactional
     @ValidationFilterAnnotation(validator = UpdateDescriptionTemplatePersist.UpdateDescriptionTemplatePersistValidator.ValidatorName, argumentName = "model")
     public Boolean updateDescriptionTemplate(@RequestBody UpdateDescriptionTemplatePersist model) throws MyApplicationException, MyForbiddenException, MyNotFoundException, InvalidApplicationException, IOException {
-        logger.debug(new MapLogEntry("persisting" + Description.class.getSimpleName()).And("model", model));
+        logger.debug(new MapLogEntry("update description template" + Description.class.getSimpleName()).And("model", model));
+        this.descriptionService.updateDescriptionTemplate(model);
 
-        // TODO
+        this.auditService.track(AuditableAction.Description_UpdateDescriptionTemplate, Map.ofEntries(
+                new AbstractMap.SimpleEntry<String, Object>("model", model)
+        ));
 
         return true;
     }