diff --git a/src/bento/fileCentricCartWorkflowData.js b/src/bento/fileCentricCartWorkflowData.js
index d94e748..7203508 100644
--- a/src/bento/fileCentricCartWorkflowData.js
+++ b/src/bento/fileCentricCartWorkflowData.js
@@ -112,8 +112,8 @@ export const myFilesPageData = {
 
 
 export const manifestData = {
-  keysToInclude: ['file_id', 'file_name', 'subject_id', 'md5sum', 'associated_file', 'associated_drs_uri', 'associated_md5sum', 'study_acronym', 'phs_accession', 'sample_id', 'accesses', 'file_type', 'gender', 'race', 'primary_diagnosis', 'is_tumor', 'analyte_type', 'organ_or_tissue', 'study_data_type', 'library_strategy', 'image_modality', 'experimental_strategy', 'library_layouts', 'license', 'file_size'],
-  header: ['drs_uri', 'name', 'Participant ID', 'Md5sum', 'Associated File', 'Associated File DRS URI', 'Associated File md5sum', 'Study Name', 'Accession', 'Sample Id', 'Study Access', 'File Type', 'Gender', 'Race', 'Primary Diagnosis', 'Sample Tumor Status', 'Analyte Type', 'Organ or Tissue', 'Study Data Type', 'Library Strategy', ' Image Modality', 'Experimental Strategy', 'Library Layout', 'License', 'File Size (in bytes)', 'User Comments'],
+  keysToInclude: ['file_id', 'file_name', 'subject_id', 'md5sum', 'associated_file', 'associated_drs_uri', 'associated_md5sum', 'study_acronym', 'phs_accession', 'sample_id', 'accesses', 'file_type', 'gender', 'race', 'primary_diagnoses', 'is_tumor', 'analyte_type', 'organ_or_tissue', 'study_data_type', 'library_strategy', 'image_modality', 'experimental_strategy', 'library_layouts', 'license', 'file_size'],
+  header: ['drs_uri', 'name', 'Participant ID', 'Md5sum', 'Associated File', 'Associated File DRS URI', 'Associated File md5sum', 'Study Name', 'Accession', 'Sample Id', 'Study Access', 'File Type', 'Gender', 'Race', 'Primary Diagnoses', 'Sample Tumor Status', 'Analyte Type', 'Organ or Tissue', 'Study Data Type', 'Library Strategy', 'Image Modality', 'Experimental Strategy', 'Library Layout', 'License', 'File Size (in bytes)', 'User Comments'],
 };
 
 // --------------- GraphQL query - Retrieve selected cases info --------------
diff --git a/src/pages/cart/customComponent/exportButton/exportButton.js b/src/pages/cart/customComponent/exportButton/exportButton.js
index 0b3e844..acf4074 100644
--- a/src/pages/cart/customComponent/exportButton/exportButton.js
+++ b/src/pages/cart/customComponent/exportButton/exportButton.js
@@ -5,6 +5,7 @@ import { Paper, Popper, Button, ClickAwayListener, Grow, MenuItem, MenuList, wit
 import { noop } from 'lodash';
 import { useQuery } from '@apollo/client';
 import { MY_CART_MANIFEST_QUERY } from '../../../../bento/tableDownloadCSV'
+import { manifestData } from '../../../../bento/fileCentricCartWorkflowData'
 import arrowDownPng from './assets/arrowDown.png';
 import cgcIcon from './assets/cgc.svg';
 import { getManifestData } from './util/TableService';
@@ -69,31 +70,25 @@ const ExportButtonView = (props,) => {
         if (!data) {
           return null;
         }
-        const processedStoreManifestPayload = data.filesInList.map((el) => ({
-            file_name: el ? el.file_name : undefined,
-            file_size: el ? el.file_size : undefined,
-            file_id: el ? el.file_id : undefined,
-            file_type: el ? el.file_type : undefined,
-            md5sum: el ? el.md5sum : undefined,
-            experimental_strategy: el ? el.experimental_strategy : undefined,
-            study_acronym: el ? el.study_acronym : undefined,
-            phs_accession: el ? el.phs_accession : undefined,
-            study_data_type: el ? el.study_data_type : undefined,
-            accesses: el ? el.accesses : undefined,
-            image_modality: el ? el.image_modality : undefined,
-            organ_or_tissue: el ? el.organ_or_tissue : undefined,
-            license: el ? el.license : undefined,
-            library_layouts: el ? el.library_layouts : undefined,
-            library_strategy: el ? el.library_strategy : undefined,
-            subject_id: el ? el.subject_id : undefined,
-            gender: el ? el.gender : undefined,
-            race: el ? el.race : undefined,
-            primary_diagnoses: el ? el.primary_diagnoses : undefined,
-            sample_id: el ? el.sample_id : undefined,
-            analyte_type: el ? el.analyte_type : undefined,
-            is_tumor: el ? el.is_tumor : undefined,
-          }));
-          
+        const appendString = 'drs://nci-crdc.datacommons.io/'
+        const processedStoreManifestPayload = data.filesInList.map((el) => {
+          const obj = {}
+          for (let i = 0; i < manifestData.keysToInclude.length; i++) {
+            if (manifestData.keysToInclude[i] === 'file_id') {
+              obj[manifestData.header[i]] = el && el[manifestData.keysToInclude[i]] ? 
+                appendString + el[manifestData.keysToInclude[i]] 
+                : 
+                "";
+            }
+            else {
+              obj[manifestData.header[i]] = el && el[manifestData.keysToInclude[i]] ? 
+              el[manifestData.keysToInclude[i]] 
+              : 
+              "";
+            }
+          }
+          return obj;
+          });
         return processedStoreManifestPayload;
     };