--- a/src/qt4gui/recoll.pro.in
+++ b/src/qt4gui/recoll.pro.in
@@ -71,6 +71,7 @@
 	     ../qtgui/i18n/recoll_fr.ts \
 	     ../qtgui/i18n/recoll_it.ts \
 	     ../qtgui/i18n/recoll_ru.ts \
-	     ../qtgui/i18n/recoll_uk.ts 
+	     ../qtgui/i18n/recoll_uk.ts \
+		../qtgui/i18n/recoll_xx.ts
 
 QT += qt3support