diff --git a/palm/isilo/Makefile b/palm/isilo/Makefile
index 38bd44f28d8b..3cb7a7334407 100644
--- a/palm/isilo/Makefile
+++ b/palm/isilo/Makefile
@@ -16,6 +16,7 @@ MAINTAINER=	nik@FreeBSD.org
 USE_ZIP=	yes
 NO_BUILD=	yes
 NO_WRKSUBDIR=	yes
+ONLY_FOR_ARCHS=	i386
 
 MAN1=		iSilo386.1
 MANCOMPRESSED=	no