diff -pruN liblangtag-0.6.2.orig/liblangtag-gobject/gendeps.sh liblangtag-0.6.2/liblangtag-gobject/gendeps.sh
--- liblangtag-0.6.2.orig/liblangtag-gobject/gendeps.sh	2012-12-13 17:59:17.000000000 +0900
+++ liblangtag-0.6.2/liblangtag-gobject/gendeps.sh	2020-11-18 21:10:08.511540427 +0900
@@ -11,3 +11,4 @@ while [ $# -ne 0 ]; do
     echo "	\$(AM_V_GEN) \$(srcdir)/gengir.sh \$(top_srcdir)/liblangtag \$@"
 done
 echo "\$(srcdir)/gendir.sh:"
+echo ".NOTPARALLEL:"