diff --git a/filesystems/nbd-client-kmod/Makefile b/filesystems/nbd-client-kmod/Makefile
index 27d78925a28d..ab4d62f09d4c 100644
--- a/filesystems/nbd-client-kmod/Makefile
+++ b/filesystems/nbd-client-kmod/Makefile
@@ -1,31 +1,33 @@
 PORTNAME=	nbd-client
 DISTVERSION=	g20250928
 CATEGORIES=	filesystems
 PKGNAMESUFFIX=	-kmod
 
 MAINTAINER=	dtxdf@FreeBSD.org
 COMMENT=	Kernel NBD client for FreeBSD GEOM framework
 WWW=		https://github.com/ryan-moeller/kernel-nbd-client
 
 LICENSE=	BSD2CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
+BROKEN_i386=	format specifies type 'unsigned long' but the argument has type 'uint64_t' (aka 'unsigned long long')
+
 USES=		kmod ssl uidfix
 USE_GITHUB=	yes
 GH_ACCOUNT=	ryan-moeller
 GH_PROJECT=	kernel-nbd-client
 GH_TAGNAME=	df0528162deffaabaae4365394b4b6e75ff3fcaf
 
 MAKE_ENV=	GEOM_CLASS_DIR="${PREFIX}/lib/geom" \
 		MANDIR="${PREFIX}/share/man/man"
 
 SUB_FILES=	gnbd
 
 pre-install:
 	@${MKDIR} ${STAGEDIR}${PREFIX}/lib/geom
 
 post-install:
 	${INSTALL_SCRIPT} ${WRKDIR}/gnbd ${STAGEDIR}${PREFIX}/sbin/gnbd
 	${INSTALL_DATA} ${WRKSRC}/devd.conf.sample ${STAGEDIR}${PREFIX}/etc/devd/${PORTNAME}.conf.sample
 
 .include <bsd.port.mk>