diff --git a/src/errors.h b/src/errors.h
index 90cc2b1..d718507 100644
--- a/src/errors.h
+++ b/src/errors.h
@@ -3728,3 +3728,5 @@
 EXTERN char e_no_quickfix_stack[]
 	INIT(= N_("E1545: Quickfix list stack unavailable"));
 #endif
+EXTERN char e_cannot_switch_to_a_closing_buffer[]
+	INIT(= N_("E1546: Cannot switch to a closing buffer"));