diff --git a/net/rubygem-amq-protocol/Makefile b/net/rubygem-amq-protocol/Makefile
index 56f1c979a50d..8ce1df1fa4f6 100644
--- a/net/rubygem-amq-protocol/Makefile
+++ b/net/rubygem-amq-protocol/Makefile
@@ -1,23 +1,23 @@
 # Created by: Cheng-Lung Sung <clsung@FreeBSD.org>
 
 PORTNAME=	amq-protocol
 PORTVERSION=	2.3.2
+PORTREVISION=	1
 CATEGORIES=	net rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	AMQP serialization library for Ruby
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-USES=		gem
+USES=		gem python:env shebangfix
 USE_RUBY=	yes
 
 NO_ARCH=	yes
 REINPLACE_ARGS=	-i ''
 
-post-patch:
-	@${REINPLACE_CMD} -e '1d' ${WRKSRC}/codegen/codegen.py
+SHEBANG_FILES=	codegen/codegen.py
 
 .include <bsd.port.mk>