diff --git a/net-mgmt/icingaweb2-module-x509/Makefile b/net-mgmt/icingaweb2-module-x509/Makefile
index e428bca1c72a..588e6900d095 100644
--- a/net-mgmt/icingaweb2-module-x509/Makefile
+++ b/net-mgmt/icingaweb2-module-x509/Makefile
@@ -1,36 +1,39 @@
 PORTNAME=	icingaweb2-module-x509
 DISTVERSIONPREFIX=	v
 DISTVERSION=	1.0.0-8
 DISTVERSIONSUFFIX=	-g39fd7e1
+PORTREVISION=	1
 CATEGORIES=	net-mgmt www
 PKGNAMESUFFIX=	${PHP_PKGNAMESUFFIX}
 
 MAINTAINER=	gettoknowmi@yahoo.com
 COMMENT=	Automates certificate monitoring with Icinga
 
 LICENSE=	GPLv2
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 RUN_DEPENDS+=	icingaweb2${PHP_PKGNAMESUFFIX}>=2.4.1:net-mgmt/icingaweb2@${PHP_FLAVOR} \
 		php74-gmp>0:math/php74-gmp \
 		openssl>0:security/openssl \
 		icingaweb2-module-reactbundle${PHP_PKGNAMESUFFIX}>0:net-mgmt/icingaweb2-module-reactbundle@${PHP_FLAVOR} \
 		icingaweb2-module-ipl${PHP_PKGNAMESUFFIX}>0:net-mgmt/icingaweb2-module-ipl@${PHP_FLAVOR}
 
 USES=		php:web,flavors mysql:server
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	Icinga
 
+USE_PHP=	gmp
+
 NO_BUILD=	yes
 NO_ARCH=	yes
 
 WWWDIR?=	${PREFIX}/www/icingaweb2/modules/${PORTNAME:C/^.*-//}
 
 do-install:
 	@${RM} -r ${WRKSRC}/.github
 	@${MKDIR} ${STAGEDIR}${WWWDIR}
 	(cd ${WRKSRC} && \
 		${COPYTREE_SHARE} . ${STAGEDIR}${WWWDIR})
 
 .include <bsd.port.mk>