diff --git a/games/nInvaders/Makefile b/games/nInvaders/Makefile
index 46c19d9bb458..64e413487c29 100644
--- a/games/nInvaders/Makefile
+++ b/games/nInvaders/Makefile
@@ -1,27 +1,29 @@
 PORTNAME=	nInvaders
-PORTVERSION=	0.1.1
+DISTVERSION=	0.1.1
+PORTREVISION=	1
 CATEGORIES=	games
 MASTER_SITES=	SF
 DISTNAME=	ninvaders-${PORTVERSION}
 
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	Space Invaders clone for ncurses
 WWW=		http://ninvaders.sourceforge.net/
 
-BROKEN_FreeBSD_13=	ld: error: duplicate symbol: alienBlock
-BROKEN_FreeBSD_14=	ld: error: duplicate symbol: alienBlock
+LICENSE=	GPLv2
+LICENSE_FILE=	${WRKSRC}/gpl.txt
 
 USES=		ncurses
+CFLAGS+=	-fcommon
 
 OPTIONS_DEFINE=	DOCS
 
 post-patch:
 	@${REINPLACE_CMD} -e "s|^CC|#CC|g" \
 		-e "s|^CFLAGS|#CFLAGS|g" ${WRKSRC}/Makefile
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/${PORTNAME} ${STAGEDIR}${PREFIX}/bin
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${WRKSRC}/README ${STAGEDIR}${DOCSDIR}
 
 .include <bsd.port.mk>