diff --git a/src/assets/i18n/en.json5 b/src/assets/i18n/en.json5
index 826e871efa..10a37f2b2d 100644
--- a/src/assets/i18n/en.json5
+++ b/src/assets/i18n/en.json5
@@ -4811,7 +4811,5 @@
   "person.orcid.registry.auth": "ORCID Authorizations",
   "home.recent-submissions.head": "Recent Submissions",
 
-  "idle-modal.extend-session": "Extend session",
-
   "listable-notification-object.default-message": "This object couldn't be retrieved",
 }