--- oless/Makefile.in
+++ oless/Makefile.in
@@ -54,7 +54,7 @@
 am_libOless_la_OBJECTS = ascii.lo cdocfile.lo chinst.lo dffuncs.lo \
 	dfiter.lo dfstream.lo difat.lo dir.lo dirp.lo docfile.lo \
 	entry.lo expdf.lo expiter.lo expst.lo fat.lo funcs.lo \
-	header.lo header.lo iter.lo mem.lo msf.lo msfiter.lo \
+	header.lo iter.lo mem.lo msf.lo msfiter.lo \
 	mstream.lo page.lo refilb.lo rexpdf.lo sstream.lo storage.lo \
 	time.lo vect.lo wchar.lo
 libOless_la_OBJECTS = $(am_libOless_la_OBJECTS)
@@ -76,7 +76,6 @@
 	h/vect.hxx \
 	h/vectfunc.hxx \
 	header.cxx \
-	header.cxx \
 	iter.cxx \
 	iter.hxx \
 	logfile.hxx \