Index: head/devel/cligen/Makefile
===================================================================
--- head/devel/cligen/Makefile	(revision 528162)
+++ head/devel/cligen/Makefile	(revision 528163)
@@ -1,21 +1,21 @@
 # $FreeBSD$
 
 PORTNAME=	cligen
 PORTVERSION=	4.0.0
 CATEGORIES=	devel
 
 MAINTAINER=	dcornejo@netgate.com
 COMMENT=	CLIgen is a Command-Line Interface generator
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE.md
 
-USES=		bison gmake
+USES=		bison:alias gmake
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	olofhagsand
 
 GNU_CONFIGURE=	yes
 USE_LDCONFIG=	yes
 
 .include <bsd.port.mk>