diff --git a/share/doc/papers/px/Makefile b/share/doc/papers/px/Makefile
index b2f1a0e713f7..9cbc46696d39 100644
--- a/share/doc/papers/px/Makefile
+++ b/share/doc/papers/px/Makefile
@@ -1,9 +1,9 @@
-#	$NetBSD: Makefile,v 1.4 1998/01/09 06:41:46 perry Exp $
+#	$NetBSD: Makefile,v 1.5 2001/03/11 21:18:59 hubertf Exp $
 #
 #	@(#)Makefile	5.4 (Berkeley) 10/9/94
 
 DIR=	papers/px
-SRCS=	pxin0.n pxin1.n pxin2.n pxin3.n pxin4.n
+SRCS=	tmac.p pxin0.n pxin1.n pxin2.n pxin3.n pxin4.n
 MACROS=	-ms
 EXTRA=	fig1.1.n fig1.2.n fig1.3.n fig2.3.raw fig2.4.n fig3.2.n \
 	fig3.3.n table2.1.n table2.2.n table2.3.n table3.1.n tmac.p