diff --git a/src/ocean/OceanCompute.ts b/src/ocean/OceanCompute.ts
index 3bdb72a..e096715 100644
--- a/src/ocean/OceanCompute.ts
+++ b/src/ocean/OceanCompute.ts
@@ -5,6 +5,7 @@ import { DDO } from '../ddo/DDO'
 import { SubscribablePromise } from '../utils'
 import { OrderProgressStep } from './utils/ServiceUtils'
 import { DID } from '../squid'
+import {ServiceCompute} from '../ddo/Service'
 
 export const ComputeJobStatus = Object.freeze({
     Started: 10,
@@ -262,12 +263,17 @@ export class OceanCompute extends Instantiable {
         return computeJobsList[0] as ComputeJob
     }
     
-    public async create_compute_service_attributes(consumerAccount: Account,price: string,datePublished: string){
+    public async create_compute_service_attributes(
+        consumerAccount: Account,
+        price: string,
+        datePublished: string
+    ): Promise<ServiceCompute> {
       const { templates } = this.ocean.keeper
       const serviceAgreementTemplate = await templates.escrowComputeExecutionTemplate.getServiceAgreementTemplate()
       const name = 'dataAssetComputingServiceAgreement'
-      const service = {
+      return {
           type: 'compute',
+          index: 3,
           serviceEndpoint: this.ocean.brizo.getComputeEndpoint(),
           templateId: templates.escrowComputeExecutionTemplate.getId(),
           attributes: {
@@ -280,6 +286,6 @@ export class OceanCompute extends Instantiable {
               },
               serviceAgreementTemplate
           }
-      }
-      return(service)
+       }
+    }
 }
diff --git a/test/integration/ocean/Compute.test.ts b/test/integration/ocean/Compute.test.ts
index 47b690b..d920778 100644
--- a/test/integration/ocean/Compute.test.ts
+++ b/test/integration/ocean/Compute.test.ts
@@ -2,7 +2,8 @@ import { assert } from 'chai'
 
 import { config } from '../config'
 import { Ocean, Account, DDO, MetaData, ComputeJobStatus, Config } from '../../../src'
-import { getMetadata, createComputeService } from '../utils'
+import { getMetadata} from '../utils'
+import { ServiceCompute } from '../../../src/ddo/Service'
 
 
 const metadataAsset = getMetadata()
@@ -38,7 +39,7 @@ describe('Compute', () => {
 
     it('should publish a dataset with a compute service object', async () => {
         const stepsAsset = []
-        const computeService= await ocean.compute.create_compute_service_attributes(account,"1000",metadataAsset.main.datePublished)
+        computeService= await ocean.compute.create_compute_service_attributes(account,"1000",metadataAsset.main.datePublished)
         dataset = await ocean.assets
             .create(metadataAsset as MetaData, account, [computeService])
             .next(step => stepsAsset.push(step))