Index: head/devel/rubygem-hamster/Makefile
===================================================================
--- head/devel/rubygem-hamster/Makefile	(revision 430044)
+++ head/devel/rubygem-hamster/Makefile	(revision 430045)
@@ -1,20 +1,21 @@
 # Created by: TAKATSU Tomonari <tota@FreeBSD.org>
 # $FreeBSD$
 
 PORTNAME=	hamster
 PORTVERSION=	3.0.0
 CATEGORIES=	devel rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	ruby@FreeBSD.org
 COMMENT=	Efficient, immutable, thread-safe collection classes for Ruby
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 RUN_DEPENDS=	rubygem-concurrent-ruby>=1.0:devel/rubygem-concurrent-ruby
 
+NO_ARCH=	yes
 USE_RUBY=	yes
 USES=		gem
 
 .include <bsd.port.mk>