diff --git a/devel/libast/Makefile b/devel/libast/Makefile
index bdad78eefd0..13b54a900fa 100644
--- a/devel/libast/Makefile
+++ b/devel/libast/Makefile
@@ -1,10 +1,10 @@
-# $OpenBSD: Makefile,v 1.16 2010/11/15 19:45:59 espie Exp $
+# $OpenBSD: Makefile,v 1.17 2012/10/13 15:18:33 pascal Exp $
 
 COMMENT=		library of assorted spiffy things
 
 DISTNAME=		libast-0.7
 PKGNAME=		${DISTNAME}
-REVISION =		5
+REVISION =		6
 SHARED_LIBS +=	ast                  3.0      # .2.1
 CATEGORIES=		devel
 
diff --git a/devel/libast/pkg/PLIST b/devel/libast/pkg/PLIST
index 82254664e9c..494bde505b5 100644
--- a/devel/libast/pkg/PLIST
+++ b/devel/libast/pkg/PLIST
@@ -1,4 +1,5 @@
-@comment $OpenBSD: PLIST,v 1.2 2006/02/10 16:36:37 naddy Exp $
+@comment $OpenBSD: PLIST,v 1.3 2012/10/13 15:18:33 pascal Exp $
+@conflict ksh93-*
 bin/libast-config
 include/libast/
 include/libast.h