diff --git a/liblangtag/ExternalPackage_liblangtag_data.mk b/liblangtag/ExternalPackage_liblangtag_data.mk
index a56211f787b5..af4dac939c53 100644
--- a/liblangtag/ExternalPackage_liblangtag_data.mk
+++ b/liblangtag/ExternalPackage_liblangtag_data.mk
@@ -11,7 +11,7 @@ $(eval $(call gb_ExternalPackage_ExternalPackage,liblangtag_data,langtag))
 
 $(eval $(call gb_ExternalPackage_set_outdir,liblangtag_data,$(INSTDIR)))
 
-$(eval $(call gb_ExternalPackage_add_unpacked_files,liblangtag_data,share/liblangtag,\
+$(eval $(call gb_ExternalPackage_add_unpacked_files_with_dir,liblangtag_data,share/liblangtag,\
 	data/language-subtag-registry.xml \
 	data/common/bcp47/calendar.xml \
 	data/common/bcp47/collation.xml \