--- Makefile.in.orig	2024-05-31 11:23:25 UTC
+++ Makefile.in
@@ -345,7 +345,7 @@ datarootdir = @datarootdir@
 builddir = @builddir@
 datadir = @datadir@
 datarootdir = @datarootdir@
-docdir = $(datarootdir)/doc/$(PACKAGE)-$(VERSION)
+docdir = $(datarootdir)/doc/$(PACKAGE)
 dvidir = @dvidir@
 exec_prefix = @exec_prefix@
 host = @host@
@@ -382,7 +382,6 @@ doc_DATA = \
 pkgconfig_DATA = $(PACKAGE)-$(API).pc
 doc_DATA = \
 	AUTHORS \
-	COPYING \
 	NEWS \
 	README \
 	THANKS