diff --git a/doc/tutorial/Makefile b/doc/tutorial/Makefile
index 4de304e87..15da98f56 100644
--- a/doc/tutorial/Makefile
+++ b/doc/tutorial/Makefile
@@ -2,18 +2,19 @@ TEXI2HTML = texi2html
 TEXI2PDF = texi2dvi --pdf
 EPSTOPDF = epstopdf
 TGIF = tgif 
+CONVERT = convert
 CSS = --css-include=tutorial.css
 SPLIT = --split section
 
-TGIF_SOURCES = helpers.obj
+TGIF_SOURCES = helpers.obj 
 TGIF_EPS = ${TGIF_SOURCES:.obj=.eps}
 
 all:  images html split-html pdf
 
 images:
-	cd figures/; $(TGIF) -print -png $(TGIF_SOURCES) 
 	cd figures/; $(TGIF) -print -eps $(TGIF_SOURCES) 
-	cd figures/; $(EPSTOPDF) $(TGIF_EPS)
+	cd figures/; $(foreach FILE,$(TGIF_EPS),$(CONVERT) $(FILE) ${FILE:.eps=.png};)
+	cd figures/; $(foreach FILE,$(TGIF_EPS),$(EPSTOPDF) $(FILE);)
 
 html: images
 	$(TEXI2HTML) ${CSS} tutorial.texi
@@ -23,3 +24,6 @@ split-html: images
 
 pdf: images
 	$(TEXI2PDF) tutorial.texi
+
+clean:
+	rm -rf tutorial.aux tutorial.cp tutorial.cps tutorial.fn tutorial.ky tutorial.pg tutorial.tp tutorial.vr tutorial.toc tutorial.log tutorial.pdf tutorial.html tutorial/