diff --git a/security/duo_openvpn/Makefile b/security/duo_openvpn/Makefile
index 5947ef2b5598..fbc5ddb7a557 100644
--- a/security/duo_openvpn/Makefile
+++ b/security/duo_openvpn/Makefile
@@ -1,63 +1,64 @@
 # Created by: Ryan Steinmetz <zi@FreeBSD.org>
 
 PORTNAME=	duo_openvpn
 PORTVERSION=	2.4
-PORTREVISION=	1
+PORTREVISION=	2
 CATEGORIES=	security
 
 MAINTAINER=	zi@FreeBSD.org
 COMMENT=	Duo two-factor authentication for OpenVPN
 
 LICENSE=	GPLv2
 
 RUN_DEPENDS=	openvpn>0:security/openvpn
 
-USES=		gmake
+USES=		gmake shebangfix
+SHEBANG_FILES=	duo_openvpn.pl
 USE_GITHUB=	yes
 GH_ACCOUNT=	duosecurity
 
 SUB_FILES=	pkg-message
 
 OPTIONS_DEFINE=	METHOD USERNAME
 OPTIONS_SINGLE=	HELPER
 OPTIONS_SINGLE_HELPER=	PERL PYTHON
 OPTIONS_DEFAULT=PERL
 OPTIONS_SUB=	yes
 
 METHOD_DESC=		Force an authentication method (defaults to push, via METHOD)
 USERNAME_DESC=		Force duo to use username variable, instead of common_name
 METHOD?=		push
 PERL_USES=		perl5
 PERL_VARS=		USE_PERL5=run CFLAGS+=-DUSE_PERL
 PERL_RUN_DEPENDS=	p5-JSON-XS>0:converters/p5-JSON-XS \
 			p5-libwww>0:www/p5-libwww \
 			p5-LWP-Protocol-https>0:www/p5-LWP-Protocol-https \
 			p5-Digest-HMAC>0:security/p5-Digest-HMAC
 PYTHON_USES=		python:3.7+,run
 
 .include <bsd.port.options.mk>
 
 post-patch:
 	${REINPLACE_CMD} 's|%%SHEBANG%%|${PYTHON_CMD}|' ${WRKSRC}/duo_openvpn.py
 	${REINPLACE_CMD} 's|PREFIX "|"${DATADIR}|' ${WRKSRC}/duo_openvpn.c
 .if ${PORT_OPTIONS:MUSERNAME}
 	${REINPLACE_CMD} 's|common_name|username|' ${WRKSRC}/duo_openvpn.c
 .endif
 .if ${PORT_OPTIONS:MMETHOD}
 	${REINPLACE_CMD} 's|get_env("password", envp);|"${METHOD}";|' ${WRKSRC}/duo_openvpn.c
 .endif
 
 do-install:
 	@${MKDIR} ${STAGEDIR}${DATADIR}
 	${INSTALL_LIB} ${WRKSRC}/duo_openvpn.so ${STAGEDIR}${DATADIR}
 	${INSTALL_DATA} ${WRKSRC}/ca_certs.pem ${STAGEDIR}${DATADIR}
 
 do-install-PERL-on:
 	${INSTALL_SCRIPT} ${WRKSRC}/duo_openvpn.pl ${STAGEDIR}${DATADIR}
 
 do-install-PYTHON-on:
 	${INSTALL_SCRIPT} ${WRKSRC}/duo_openvpn.py ${STAGEDIR}${DATADIR}
 	${INSTALL_SCRIPT} ${WRKSRC}/https_wrapper.py ${STAGEDIR}${DATADIR}
 	${INSTALL_SCRIPT} ${WRKSRC}/six.py ${STAGEDIR}${DATADIR}
 
 .include <bsd.port.mk>