diff --git a/Shorewall/Macros/macro.PPtP b/Shorewall/Macros/macro.PPtP
index af36be522..5c9f32128 100644
--- a/Shorewall/Macros/macro.PPtP
+++ b/Shorewall/Macros/macro.PPtP
@@ -1,15 +1,12 @@
 #
-# Shorewall - PPTP Macro
+# Shorewall -- /usr/share/shorewall/macro.PPtP Macro
 #
-# /usr/share/shorewall/macro.PPtP Macro
-#
-#	This macro handles PPTP traffic.
+# This macro handles PPTP traffic. NOTE: PPTP protocol is insecure.
 #
 ###############################################################################
-#ACTION	SOURCE	DEST	PROTO	DEST	SOURCE	ORIGIN	RATE	USER/
-#				PORT(S)	PORT(S)	DEST	LIMIT	GROUP
-PARAM	-	-	47
-PARAM	DEST	SOURCE	47
+#ACTION	SOURCE	DEST	PROTO	DPORT	SPORT	ORIGDEST	RATE	USER
+
+GRE
 
 ?if ( __CT_TARGET && ! $AUTOHELPERS && __PPTP_HELPER )
  PARAM	-	-	tcp	1723 { helper=pptp }