diff --git a/po-properties/POTFILES.in b/po-properties/POTFILES.in
index b449006878..a2c0948abc 100644
--- a/po-properties/POTFILES.in
+++ b/po-properties/POTFILES.in
@@ -58,6 +58,7 @@ gtk/gtkbbox.c
 gtk/gtkbin.c
 gtk/gtkbindings.c
 gtk/gtkbox.c
+gtk/gtkbubblewindow.c
 gtk/gtkbuildable.c
 gtk/gtkbuilder.c
 gtk/gtkbuilder-menus.c
diff --git a/po/POTFILES.in b/po/POTFILES.in
index bc0d1b6196..9d404d84a4 100644
--- a/po/POTFILES.in
+++ b/po/POTFILES.in
@@ -58,6 +58,7 @@ gtk/gtkbbox.c
 gtk/gtkbin.c
 gtk/gtkbindings.c
 gtk/gtkbox.c
+gtk/gtkbubblewindow.c
 gtk/gtkbuildable.c
 gtk/gtkbuilder.c
 gtk/gtkbuilder-menus.c