diff --git a/devel/py-donut-shellcode/Makefile b/devel/py-donut-shellcode/Makefile
index b6e8be968ec2..d17f837bc721 100644
--- a/devel/py-donut-shellcode/Makefile
+++ b/devel/py-donut-shellcode/Makefile
@@ -1,19 +1,25 @@
 PORTNAME=	donut-shellcode
 DISTVERSION=	1.0.2
 PORTREVISION=	1
 CATEGORIES=	devel python
 MASTER_SITES=	PYPI
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	acm@FreeBSD.org
 COMMENT=	donut shellcode Python C extension
 WWW=		https://github.com/TheWover/donut
 
 LICENSE=	BSD3CLAUSE
 
 USES=		dos2unix python
 USE_PYTHON=	distutils autoplist
 
 DOS2UNIX_GLOB=	*.py
 
+.include <bsd.port.options.mk>
+
+.if ${OPSYS} == FreeBSD && ${OSVERSION} >= 1400091
+CFLAGS+=	-Wno-error=incompatible-function-pointer-types
+.endif
+
 .include <bsd.port.mk>