diff --git a/services/web/frontend/js/features/ide-react/util/file-view.ts b/services/web/frontend/js/features/ide-react/util/file-view.ts
index af7f7bed3c..e32f3bb4ee 100644
--- a/services/web/frontend/js/features/ide-react/util/file-view.ts
+++ b/services/web/frontend/js/features/ide-react/util/file-view.ts
@@ -2,6 +2,7 @@ import { FileRef } from '../../../../../types/file-ref'
 import { BinaryFile } from '@/features/file-view/types/binary-file'
 
 export function convertFileRefToBinaryFile(fileRef: FileRef): BinaryFile {
+  const timestamp = fileRef.linkedFileData?.importedAt ?? fileRef.created
   return {
     _id: fileRef._id,
     name: fileRef.name,
@@ -9,7 +10,7 @@ export function convertFileRefToBinaryFile(fileRef: FileRef): BinaryFile {
     type: 'file',
     selected: true,
     linkedFileData: fileRef.linkedFileData,
-    created: fileRef.created ? new Date(fileRef.created) : new Date(),
+    created: timestamp ? new Date(timestamp) : new Date(),
     hash: fileRef.hash,
   }
 }
@@ -22,8 +23,9 @@ export function convertFileRefToBinaryFile(fileRef: FileRef): BinaryFile {
 // `FileViewHeader` pass in a string for `created`, so that's what this function
 // does too.
 export function fileViewFile(fileRef: FileRef) {
+  const converted = convertFileRefToBinaryFile(fileRef)
   return {
-    ...convertFileRefToBinaryFile(fileRef),
-    created: fileRef.created,
+    ...converted,
+    created: converted.created.toISOString(),
   }
 }
diff --git a/services/web/test/frontend/features/file-view/components/file-view-header.test.jsx b/services/web/test/frontend/features/file-view/components/file-view-header.test.jsx
index e3e394fb72..78fcd127e6 100644
--- a/services/web/test/frontend/features/file-view/components/file-view-header.test.jsx
+++ b/services/web/test/frontend/features/file-view/components/file-view-header.test.jsx
@@ -4,6 +4,7 @@ import fetchMock from 'fetch-mock'
 import { renderWithEditorContext } from '../../../helpers/render-with-context'
 import FileViewHeader from '../../../../../frontend/js/features/file-view/components/file-view-header'
 import { USER_ID } from '../../../helpers/editor-providers'
+import { fileViewFile } from '@/features/ide-react/util/file-view'
 
 describe('<FileViewHeader/>', function () {
   const urlFile = {
@@ -81,4 +82,27 @@ describe('<FileViewHeader/>', function () {
       screen.getByText('Download', { exact: false })
     })
   })
+
+  it('should use importedAt as timestamp when present in the linked file data', function () {
+    const fileFromServer = {
+      name: 'example.tex',
+      linkedFileData: {
+        v1_source_doc_id: 'v1-source-id',
+        source_project_id: 'source-project-id',
+        source_entity_path: '/source-entity-path.ext',
+        provider: 'project_file',
+        importer_id: USER_ID,
+        importedAt: new Date(2024, 9, 16, 1, 30).getTime(),
+      },
+      created: new Date(2021, 1, 17, 3, 24).toISOString(),
+    }
+    // FIXME: This should be tested through the <EditorAndPdf /> component instead
+    const fileShown = fileViewFile(fileFromServer)
+    renderWithEditorContext(<FileViewHeader file={fileShown} />)
+    screen.getByText('Imported from', { exact: false })
+    screen.getByText('Another project', { exact: false })
+    screen.getByText('/source-entity-path.ext, at 1:30 am Wed, 16th Oct 24', {
+      exact: false,
+    })
+  })
 })