data/digraphs-rfc.inc.pl: tools/mkdigraphs-rfc data/rfc1345.txt
$< $(word 2,$^) >$@
-digraphs.inc.pl: tools/mkdigraphlist data/digraphs-rfc.inc.pl shiar.inc.txt
+data/digraphs-shiar.inc.pl: tools/mkdigraphs-shiar shiar.inc.txt
+ $< $(word 2,$^) >$@
+
+digraphs.inc.pl: tools/mkdigraphlist data/digraphs-rfc.inc.pl data/digraphs-shiar.inc.pl
$< >$@
unicode-char.inc.pl: tools/mkcharinfo digraphs.inc.pl unicode-age.inc.pl