diff --git a/security/rubygem-duo_api/Makefile b/security/rubygem-duo_api/Makefile
index 28014e64633c..6baadcc939f7 100644
--- a/security/rubygem-duo_api/Makefile
+++ b/security/rubygem-duo_api/Makefile
@@ -1,12 +1,14 @@
 PORTNAME=	duo_api
 PORTVERSION=	1.3.0
 CATEGORIES=	security rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	mfechner@FreeBSD.org
 COMMENT=	Ruby implementation of the Duo API
 WWW=		https://github.com/duosecurity/duo_api_ruby
 
 USES=		gem
 
+NO_ARCH=	yes
+
 .include <bsd.port.mk>