diff --git a/po/POTFILES.in b/po/POTFILES.in
index ae8e3445f..0799872a6 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -32,6 +32,7 @@ panels/media/cc-media-panel.c
 panels/media/gnome-media-panel.desktop.in.in
 panels/printers/cc-printers-panel.c
 panels/printers/gnome-printers-panel.desktop.in.in
+panels/printers/pp-lockbutton.c
 [type: gettext/glade]panels/printers/printers.ui
 [type: gettext/glade]panels/region/gnome-region-panel.ui
 [type: gettext/glade]panels/region/gnome-region-panel-layout-chooser.ui