diff --git a/security/pf/Makefile b/security/pf/Makefile
index cea8652d3ab1..cbe8f9623a67 100644
--- a/security/pf/Makefile
+++ b/security/pf/Makefile
@@ -7,7 +7,7 @@
 
 PORTNAME=	pf_freebsd
 PORTVERSION=	1.0
-PORTREVISION=	4
+PORTREVISION=	5
 CATEGORIES=	security ipv6
 MASTER_SITES=	http://pf4freebsd.love2party.net/
 .if defined(WITH_ALTQ) && (${WITH_ALTQ} == "yes")
diff --git a/security/pf/files/patch-ae b/security/pf/files/patch-ae
new file mode 100644
index 000000000000..739e91417366
--- /dev/null
+++ b/security/pf/files/patch-ae
@@ -0,0 +1,13 @@
+--- pf/pf_norm.c	7 Apr 2003 15:31:41 -0000	1.2
++++ pf/pf_norm.c	3 Jul 2003 02:40:10 -0000	1.2.16.1
+@@ -747,6 +747,9 @@
+ 				 */
+ #if defined(__FreeBSD__)
+ 				*m0 = m_dup(m, M_NOWAIT);
++				/* From KAME Project : We have missed this! */
++				m_adj(*m0, (h->ip_hl << 2) -
++				    (*m0)->m_pkthdr.len);
+ #else
+ 				*m0 = m_copym2(m, 0, h->ip_hl << 2, M_NOWAIT);
+ #endif
+