Pass paper size to dvips explicitly.
diff --git a/Doc/Makefile b/Doc/Makefile
index dd792dc..9d680fa 100644
--- a/Doc/Makefile
+++ b/Doc/Makefile
@@ -53,7 +53,7 @@
 # Where are the various programs?
 LATEX=		latex
 PDFLATEX=	pdflatex
-DVIPS=		dvips -N0
+DVIPS=		dvips -N0 -t $(PAPER)
 KPSEWHICH=	TEXINPUTS=$(TEXINPUTS) kpsewhich tex
 MAKEINDEX=	makeindex -s $(srcdir)/texinputs/myindex.ist
 ACROREAD=	acroread