Index: head/devel/elixir-gen_state_machine/Makefile
===================================================================
--- head/devel/elixir-gen_state_machine/Makefile	(revision 504004)
+++ head/devel/elixir-gen_state_machine/Makefile	(revision 504005)
@@ -1,22 +1,24 @@
 # $FreeBSD$
 
 PORTNAME=	gen_state_machine
 PORTVERSION=	2.0.3
 DISTVERSIONPREFIX=	v
 CATEGORIES=	devel
 PKGNAMEPREFIX=	elixir-
 
 MAINTAINER=	erlang@FreeBSD.org
 COMMENT=	Idiomatic Elixir wrapper for gen_statem in OTP 19
 
 LICENSE=	APACHE20
 
+BROKEN=		fails to build
+
 USES=		elixir
 USE_GITHUB=	yes
 GH_ACCOUNT=	antipax
 
 MIX_REWRITE=	yes
 
 OPTIONS_DEFINE=	DOCS
 
 .include <bsd.port.mk>