diff --git a/src/elements/content-sidebar/SidebarFileProperties.js b/src/elements/content-sidebar/SidebarFileProperties.js
index 1c0b7b877f..51da5187d5 100644
--- a/src/elements/content-sidebar/SidebarFileProperties.js
+++ b/src/elements/content-sidebar/SidebarFileProperties.js
@@ -43,7 +43,7 @@ const SidebarFileProperties = ({
     return (
         <LoadingIndicatorWrapper isLoading={isLoading}>
             <ItemProperties
-                archivedAt={archiveDate && archiveDate * 1000}
+                archivedAt={archiveDate && Number(archiveDate)}
                 createdAt={file.content_created_at}
                 description={file.description}
                 descriptionTextareaProps={{
diff --git a/src/elements/content-sidebar/__tests__/SidebarFileProperties.test.js b/src/elements/content-sidebar/__tests__/SidebarFileProperties.test.js
index 84ba28f5c5..a19ba243c0 100644
--- a/src/elements/content-sidebar/__tests__/SidebarFileProperties.test.js
+++ b/src/elements/content-sidebar/__tests__/SidebarFileProperties.test.js
@@ -23,7 +23,7 @@ describe('elements/content-sidebar/SidebarFileProperties', () => {
             metadata: {
                 global: {
                     archivedItemTemplate: {
-                        archiveDate: '1726832355',
+                        archiveDate: '1726832355000',
                     },
                 },
             },