diff --git a/src/api/general-services/pipeline-manage/constants.js b/src/api/general-services/pipeline-manage/constants.js
index 696b02c1a..d8bd6fa11 100644
--- a/src/api/general-services/pipeline-manage/constants.js
+++ b/src/api/general-services/pipeline-manage/constants.js
@@ -13,7 +13,6 @@ const SUCCEEDED = 'SUCCEEDED';
 
 // Custom defined statuses defined in the API
 const NOT_CREATED = 'NOT_CREATED';
-
 // Additional custom statuses
 
 module.exports = {
diff --git a/src/api/route-services/experiment.js b/src/api/route-services/experiment.js
index 73344d1c9..407142860 100644
--- a/src/api/route-services/experiment.js
+++ b/src/api/route-services/experiment.js
@@ -218,6 +218,17 @@ class ExperimentService {
     }
   }
 
+  async updateLouvainCellSets(experimentId, cellSetsData) {
+    const cellSetsObject = await this.getCellSets(experimentId);
+
+    const { cellSets: cellSetsList } = cellSetsObject;
+
+    const newCellSetsList = _.filter(cellSetsList, (rootNode) => rootNode.key !== 'louvain');
+    newCellSetsList.push(cellSetsData);
+
+    await this.updateCellSets(experimentId, newCellSetsList);
+  }
+
   async updateCellSets(experimentId, cellSetData) {
     const cellSetsObject = JSON.stringify({ cellSets: cellSetData });
 
diff --git a/src/api/route-services/work-response.js b/src/api/route-services/work-response.js
index 3607ef9b0..bd66244be 100644
--- a/src/api/route-services/work-response.js
+++ b/src/api/route-services/work-response.js
@@ -4,6 +4,10 @@ const validateRequest = require('../../utils/schema-validator');
 const logger = require('../../utils/logging');
 const { cacheSetResponse } = require('../../utils/cache-request');
 const { handlePagination } = require('../../utils/handlePagination');
+const ExperimentService = require('./experiment');
+
+const NEW = 'NEW';
+const DATA_UPDATE = 'data_update';
 
 class WorkResponseService {
   constructor(io, workResponse) {
@@ -15,6 +19,28 @@ class WorkResponseService {
     })();
   }
 
+  async notifyDataUpdate(responseForClient) {
+    const { experimentId } = responseForClient.request;
+
+    // this should send the request so the UI can make it again if needed
+    // instead of sending the data to everyone
+    const response = {
+      response: responseForClient,
+      status: NEW,
+      type: DATA_UPDATE,
+    };
+
+    // for now we only want to notify about cell sets updates
+    if (responseForClient.request.body.name === 'ClusterCells') {
+      const cellSets = JSON.parse(responseForClient.results[0].body);
+      await (new ExperimentService()).updateLouvainCellSets(experimentId, cellSets);
+    }
+
+
+    logger.log('Sending to all clients subscribed to experiment', experimentId);
+    this.io.sockets.emit(`ExperimentUpdates-${experimentId}`, response);
+  }
+
   // eslint-disable-next-line class-methods-use-this
   async processS3PathType(workResponse) {
     const s3Promises = [];
@@ -102,11 +128,14 @@ class WorkResponseService {
       throw e;
     }
 
+    await this.notifyDataUpdate(responseForClient);
+
     if (socketId === 'no-socket') {
       logger.log('Socket is not provided, no response sent out.');
       return;
     }
 
+
     if (Date.parse(timeout) > Date.now()) {
       this.io.to(socketId).emit(`WorkResponse-${uuid}`, responseForClient);
       logger.log('Work response sent out.');