diff --git a/src/errors.h b/src/errors.h
index 30032c0..2fc80c5 100644
--- a/src/errors.h
+++ b/src/errors.h
@@ -3343,3 +3343,5 @@
 	INIT(= N_("E1311: Cannot change user commands while listing"));
 EXTERN char e_not_allowed_to_change_window_layout_in_this_autocmd[]
 	INIT(= N_("E1312: Not allowed to change the window layout in this autocmd"));
+EXTERN char e_not_allowed_to_add_or_remove_entries_str[]
+	INIT(= N_("E1313: Not allowed to add or remove entries (%s)"));