diff --git a/po-properties/POTFILES.in b/po-properties/POTFILES.in
index 8d914749b5..6c5e36154d 100644
--- a/po-properties/POTFILES.in
+++ b/po-properties/POTFILES.in
@@ -129,6 +129,7 @@ gtk/gtkmountoperation.c
 gtk/gtkmountoperation-stub.c
 gtk/gtkmountoperation-x11.c
 gtk/gtknotebook.c
+gtk/gtknumerableicon.c
 gtk/gtkorientable.c
 gtk/gtkpagesetup.c
 gtk/gtkpagesetupunixdialog.c