diff --git a/config/locales/en.yml b/config/locales/en.yml
index d89565460..685974ff9 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -121,6 +121,8 @@ en:
         next_relation_tooltip: "Next relation"
         prev_changeset_tooltip: "Previous changeset"
         next_changeset_tooltip: "Next changeset"
+        prev_note_tooltip: "Previous note"
+        next_note_tooltip: "Next note"
     changeset_details:
       created_at: "Created at:"
       closed_at: "Closed at:"