diff --git a/math/octave-forge-pde1dm/Makefile b/math/octave-forge-pde1dm/Makefile
index 88d1f99a6754..07439c8d76b1 100644
--- a/math/octave-forge-pde1dm/Makefile
+++ b/math/octave-forge-pde1dm/Makefile
@@ -1,30 +1,33 @@
 PORTNAME=	octave-forge-pde1dm
 DISTVERSIONPREFIX=	v
 DISTVERSION=	1.3
+PORTREVISION=	1
 CATEGORIES=	math
 
 MAINTAINER=	stephen@FreeBSD.org
 COMMENT=	Octave-forge package ${OCTAVE_PKGNAME}
 WWW=		https://packages.octave.org/
 
 LICENSE=	GPLv3
 LICENSE_FILE=	${WRKDIR}/${OCTSRC}/COPYING
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	wgreene310
 GH_PROJECT=	pde1dm
 
 # OCTSRC is the name of the directory of the package.
 # It is usually ${OCTAVE_PKGNAME} or ${DISTNAME}.
 OCTSRC=		${GH_PROJECT}-${DISTVERSION}
 
 .include "${.CURDIR}/../../Mk/bsd.octave.mk"
 
 do-build:
 	@${DO_NADA}
 
+NO_ARCH=	yes
+
 post-build:
 	${RM} ${WRKSRC}/Makefile ${WRKSRC}/configure
 	cd ${WRKDIR} && ${TAR} cfz ${OCTAVE_DISTNAME}.tar.gz ${OCTSRC}
 
 .include <bsd.port.mk>