diff --git a/biology/biosig/Makefile b/biology/biosig/Makefile
index f77bfdbb11a7..91d5131797fb 100644
--- a/biology/biosig/Makefile
+++ b/biology/biosig/Makefile
@@ -1,34 +1,34 @@
 PORTNAME=	biosig
 DISTVERSION=	2.3.3
-DISTVERSIONSUFFIX=	.src
 CATEGORIES=	biology
 MASTER_SITES=	SF/${PORTNAME}/BioSig%20for%20C_C%2B%2B/src/
+DISTNAME=	${PORTNAME}-${PORTVERSION}.src
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Library for reading and writing different biosignal data format
 
 LICENSE=	GPLv3
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 LIB_DEPENDS=	libb64.so:converters/libb64 \
 		libcholmod.so:math/suitesparse-cholmod \
 		libiconv.so:converters/libiconv \
 		libtinyxml.so:textproc/tinyxml
 
 USES=		gmake iconv localbase:ldflags
 USE_LDCONFIG=	yes
 
 WRKSRC=		${WRKDIR}/${PORTNAME}-${DISTVERSION}
 
 GNU_CONFIGURE=	yes
 
 CFLAGS+=	-D__BYTE_ORDER=BYTE_ORDER -D__LITTLE_ENDIAN=LITTLE_ENDIAN -D__BIG_ENDIAN=BIG_ENDIAN \
 		-Dbswap_16=bswap16 -Dbswap_32=bswap32 -Dbswap_64=bswap64
 LDFLAGS+=	-liconv
 
 post-install:
 .for f in bin/biosig_fhir bin/biosig2gdf bin/physicalunits bin/save2gdf lib/libbiosig.so.3
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/${f}
 .endfor
 
 .include <bsd.port.mk>