diff --git a/doc/scsh-manual/Makefile b/doc/scsh-manual/Makefile
index 82d44f3..30c2b14 100644
--- a/doc/scsh-manual/Makefile
+++ b/doc/scsh-manual/Makefile
@@ -1,28 +1,26 @@
-.SUFFIXES: .idx .ind .tex .dvi .ps .pdf $(.SUFFIXES)
+.SUFFIXES: .tex .dvi .ps .pdf $(.SUFFIXES)
 
 TEX=	front.tex intro.tex procnotation.tex syscalls.tex network.tex \
 	strings.tex awk.tex miscprocs.tex running.tex
 
 TEX2PAGE=tex2page
 
-man.dvi: $(TEX) man.ind
-man.ind: man.idx
-man.pdf: $(TEX) man.ind
+man.dvi: $(TEX)
+man.pdf: $(TEX)
 
 .dvi.ps:
 	dvips -j0 -o $@ $<
 
 .tex.dvi:
 	latex $< && latex $<
+	makeindex $(<:.tex=.idx)
 	rm $*.log
 
 .tex.pdf:
 	pdflatex $< && thumbpdf $@ && pdflatex $<
+	makeindex $(<:.tex=.idx)
 	rm $*.log
 
-.idx.ind:
-	makeindex $<
-
 clean:
 	-rm -f *.log *.png man.out man.dvi man.ps man.pdf thumb*.png
 	rm -rf html