--- Makefile.in.orig	2015-01-12 16:30:08.000000000 +0000
+++ Makefile.in	2017-11-24 08:40:00.000000000 +0000
@@ -1247,12 +1247,6 @@
 	rm -f $@
 	sed -f version.sed README.md >$@.tmp && mv $@.tmp $@
 
-version.sed: .hg Makefile
-	rm -f version.sed
-	{ hg parent --template 'if test {latesttagdistance} -eq 0 -a "x{latesttag}" = "x$(VERSION)"; then echo s,@VERSION''@,$(VERSION),; else echo s,@VERSION''@,{node|short},; fi' | sh; \
-	  hg parent --template 's/@VCSINFO''@/Mercurial revision {node|short}, {date|isodate}, tag {latesttag} + {latesttagdistance}/\ns,@RELEASEDATE''@,{date(date,"%Y %B %d")},\n'; \
-	} >version.sed.tmp && mv version.sed.tmp version.sed
-
 # Version: The reported version is obtained from the most recent
 # Mercurial tag IFF that was attached to the last tagged
 # version.