diff --git a/api-sql/dicom-web/controller/UPS-RS/service/update-workItem.service.js b/api-sql/dicom-web/controller/UPS-RS/service/update-workItem.service.js
new file mode 100644
index 00000000..6787d9d3
--- /dev/null
+++ b/api-sql/dicom-web/controller/UPS-RS/service/update-workItem.service.js
@@ -0,0 +1,40 @@
+const { WorkItemModel } = require("@dbModels/workItems.model");
+const { DicomWebServiceError, DicomWebStatusCodes } = require("@error/dicom-web-service");
+const { DicomJsonModel } = require("@dicom-json-model");
+const { UpdateWorkItemService } = require("@root/api/dicom-web/controller/UPS-RS/service/update-workItem.service");
+const { UpsWorkItemPersistentObject } = require("@models/sql/po/upsWorkItem.po");
+const { set, get } = require("lodash");
+const { CreateWorkItemService } = require("./create-workItem.service");
+
+class SqlUpdateWorkItemService extends UpdateWorkItemService {
+    constructor(req, res) {
+        super(req, res);
+        this.transactionUID = this.requestWorkItem.getString("00081195");
+        set(this.requestWorkItem.dicomJson, "upsInstanceUID", this.request.params.workItem);
+    }
+
+    async updateUps() {
+        this.workItem = await WorkItemModel.findOneWorkItemDicomJsonModel(this.request.params.workItem);
+        await this.checkRequestUpsIsValid();
+        this.adjustRequestWorkItem();
+
+        let createService = new CreateWorkItemService(this.request, this.response);
+        let patient = await createService.findOneOrCreatePatient();
+        let workItem = new UpsWorkItemPersistentObject(this.requestWorkItem.dicomJson, patient);
+        let savedWorkItem = await workItem.save();
+        //TODO: update UPS event
+    }
+
+    /**
+     * replace not allowed updating attribute in request work item
+     */
+    adjustRequestWorkItem() {
+        for (let i = 0; i < UpdateWorkItemService.notAllowedAttributes.length; i++) {
+            let notAllowedAttr = UpdateWorkItemService.notAllowedAttributes[i];
+            let originalValueOfNotAllowedAttr = get(this.workItem.dicomJson, notAllowedAttr);
+            set(this.requestWorkItem.dicomJson, originalValueOfNotAllowedAttr);
+        }
+    }
+}
+
+module.exports.UpdateWorkItemService = SqlUpdateWorkItemService;
\ No newline at end of file
diff --git a/api/dicom-web/controller/UPS-RS/update-workItem.js b/api/dicom-web/controller/UPS-RS/update-workItem.js
index f1c77d2b..267ccfbb 100644
--- a/api/dicom-web/controller/UPS-RS/update-workItem.js
+++ b/api/dicom-web/controller/UPS-RS/update-workItem.js
@@ -1,6 +1,6 @@
 const {
     UpdateWorkItemService
-} = require("./service/update-workItem.service");
+} = require("@ups-service/update-workItem.service");
 const { ApiLogger } = require("../../../../utils/logs/api-logger");
 const { Controller } = require("../../../controller.class");
 const { DicomWebServiceError } = require("@error/dicom-web-service");
diff --git a/models/sql/models/workitems.model.js b/models/sql/models/workitems.model.js
index fd800623..0c7875f2 100644
--- a/models/sql/models/workitems.model.js
+++ b/models/sql/models/workitems.model.js
@@ -4,6 +4,8 @@ const { vrTypeMapping } = require("../vrTypeMapping");
 const { raccoonConfig } = require("@root/config-class");
 const { SUBSCRIPTION_STATE } = require("@models/DICOM/ups");
 const { UpsQueryBuilder } = require("@root/api-sql/dicom-web/controller/UPS-RS/service/query/upsQueryBuilder");
+const { DicomJsonModel } = require("../dicom-json-model");
+const { DicomWebServiceError, DicomWebStatusCodes } = require("@error/dicom-web-service");
 
 let Common;
 if (raccoonConfig.dicomDimseConfig.enableDimse) {
@@ -36,6 +38,24 @@ class WorkItemModel extends Model {
             return json;
         }));
     }
+
+    static async findOneWorkItemDicomJsonModel(upsInstanceUID) {
+        let workItemObj = await WorkItemModel.findOne({
+            where: {
+                upsInstanceUID: upsInstanceUID
+            }
+        });
+        if (workItemObj) {
+            let {json} = workItemObj.toJSON();
+            return new DicomJsonModel(json);
+        } else {
+            throw new DicomWebServiceError(
+                DicomWebStatusCodes.UPSDoesNotExist,
+                "The UPS instance not exist",
+                404
+            );
+        }
+    }
 };
 
 /** @type { import("sequelize").ModelAttributes } */