diff --git a/devel/Makefile b/devel/Makefile
index d3aa5aa72ac..0a1752a1592 100644
--- a/devel/Makefile
+++ b/devel/Makefile
@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile,v 1.235 2004/06/01 02:16:17 msf Exp $
+# $OpenBSD: Makefile,v 1.236 2004/06/01 23:29:29 msf Exp $
 # $FreeBSD: Makefile,v 1.85 1997/11/20 05:22:14 asami Exp $
 
      SUBDIR += ElectricFence
@@ -191,6 +191,7 @@
      SUBDIR += p5-Term-Screen
      SUBDIR += p5-Term-ScreenColor
      SUBDIR += p5-Test-Builder-Tester
+     SUBDIR += p5-Test-Differences
      SUBDIR += p5-Time-Period
      SUBDIR += p5-Time-Piece
      SUBDIR += p5-Time-TimeDate