diff --git a/config/locales/en.yml b/config/locales/en.yml
index dff8e8b4cd..4760485c7c 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -133,7 +133,6 @@ en:
   label_backlogs_unconfigured: "You have not configured Backlogs yet. Please go to %{administration} > %{plugins}, then click on the %{configure} link for this plugin. Once you have set the fields, come back to this page to start using the tool."
   label_blocks_ids: "IDs of blocked work packages"
   label_burndown: "Burndown"
-  label_chart_options: "Chart Options"
   label_column_in_backlog: "Column in backlog"
   label_hours: "hours"
   label_work_package_hierarchy: "Work package Hierarchy"