diff --git a/science/massxpert/Makefile b/science/massxpert/Makefile
index caadb75a9cea..3cdb7320d147 100644
--- a/science/massxpert/Makefile
+++ b/science/massxpert/Makefile
@@ -1,28 +1,27 @@
 PORTNAME=	massxpert
 DISTVERSION=	6.0.3
 CATEGORIES=	science
 
 MAINTAINER=	salvadore@FreeBSD.org
 COMMENT=	Software suite for (bio)chemists
 WWW=		http://www.msxpertsuite.org
 
 LICENSE=	GPLv3
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-BUILD_DEPENDS=	${LOCALBASE}/libdata/pkgconfig/pthread-stubs.pc:devel/libpthread-stubs
 LIB_DEPENDS=	libexpat.so:textproc/expat2 \
 		libfontconfig.so:x11-fonts/fontconfig \
 		libfreetype.so:print/freetype2 \
 		libpng.so:graphics/png
 
 USES=		cmake compiler:c++17-lang gnome qt:5 xorg
 USE_GITLAB=	yes
 GL_SITE=	https://salsa.debian.org/
 GL_ACCOUNT=	debichem-team
 GL_COMMIT=	a21ad33eee0314df202146392023dfb3868b7d84
 USE_GNOME=	glib20
 USE_QT=		core gui printsupport svg widgets xml buildtools:build \
 		qmake:build
 USE_XORG=	ice sm x11 xau xcb xdmcp xext xrender
 
 .include <bsd.port.mk>