diff --git a/Makefile b/Makefile
index 974275be8..b61083d03 100644
--- a/Makefile
+++ b/Makefile
@@ -3,6 +3,7 @@ CHUNK_QUIET=0
 PDF_OUTPUT=LFS-BOOK.pdf
 NOCHUNKS_OUTPUT=LFS-BOOK.html
 XSLROOTDIR=/usr/share/xml/docbook/xsl-stylesheets-current
+TIDY=/home/manuel/bin/lfs-tidy
 
 lfs:
 	xsltproc --xinclude --nonet -stringparam chunk.quietly $(CHUNK_QUIET) \
@@ -24,7 +25,10 @@ lfs:
 	cd $(BASEDIR)/; sed -i -e "s@../images@images@g" \
 	  index.html part1.html part2.html part3.html longindex.html
 
-	sh goTidy $(BASEDIR)/
+	for filename in `find $(BASEDIR) -name "*.html"`; do \
+	  $TIDY -config tidy.conf $$filename; \
+	  true; \
+	done;
 
 	for filename in `find $(BASEDIR) -name "*.html"`; do \
 	  sed -i -e "s@text/html@application/xhtml+xml@g" $$filename; \