diff --git a/devel/libserialport/Makefile b/devel/libserialport/Makefile
index 20e75a9931a8..3dec5ddd97d7 100644
--- a/devel/libserialport/Makefile
+++ b/devel/libserialport/Makefile
@@ -1,20 +1,28 @@
 PORTNAME=	libserialport
 DISTVERSION=	0.1.2
+PORTREVISION=	1
 CATEGORIES=	devel
 MASTER_SITES=	http://sigrok.org/download/source/libserialport/
 
 MAINTAINER=	bofh@FreeBSD.org
 COMMENT=	Framework for hardware logic analyzers, serial port support library
 WWW=		https://sigrok.org/
 
 LICENSE=	LGPL3
 
 USES=		libtool pathfix pkgconfig
 USE_LDCONFIG=	yes
 
 GNU_CONFIGURE=	yes
+CONFIGURE_ENV+=	LIBS="-lusb"
 
 MAKE_JOBS_UNSAFE=	yes
 INSTALL_TARGET=	install-strip
 
+post-install:
+	${REINPLACE_CMD} \
+		-e 's|Requires.private: libusb-2.0|Requires.private:|' \
+		-e 's|Libs.private: $$|Libs.private: -lusb|' \
+		${STAGEDIR}${PREFIX}/libdata/pkgconfig/libserialport.pc
+
 .include <bsd.port.mk>