diff --git a/graphics/py-python-poppler-qt5/Makefile b/graphics/py-python-poppler-qt5/Makefile
index 4a4a61268c4a..5b6928418adb 100644
--- a/graphics/py-python-poppler-qt5/Makefile
+++ b/graphics/py-python-poppler-qt5/Makefile
@@ -1,40 +1,42 @@
 PORTNAME=	python-poppler-qt5
 DISTVERSIONPREFIX=	v
 DISTVERSION=	21.3.0
 PORTREVISION=	1
 CATEGORIES=	graphics python
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	m.ne@gmx.net
 COMMENT=	Python bindings for the Poppler-Qt PDF rendering library
 WWW=		https://pypi.org/project/python-poppler-qt5/
 
 LICENSE=	LGPL21 LGPL3
 LICENSE_COMB=	dual
 
 BUILD_DEPENDS=	qmake-qt5:devel/qt5-qmake
 LIB_DEPENDS=	libpoppler-qt5.so:graphics/poppler-qt5
 
 USES=		compiler:c++11-lang gl pkgconfig pyqt:5 python qt:5
 USE_GITHUB=	yes
 GH_ACCOUNT=	frescobaldi
 USE_GL=		gl
 USE_PYQT=	pyqt5 sip:build
 USE_PYTHON=	flavors pep517
 USE_QT=		core gui xml
 
 PLIST_SUB=	_PY_SONAME=${_PY_SONAME}
 
 _PY_SONAME=	${PYTHON_EXT_SUFFIX}
 
+BINARY_ALIAS=	qmake=${QMAKE}
+
 do-build:
-	(cd ${WRKSRC} ; sip-build-${PYTHON_VER} --qmake ${QMAKE} --verbose --no-make --build-dir build ; ${MAKE} -C ./build )
+	(cd ${WRKSRC} ; ${SETENV} ${MAKE_ENV} ${SIP} ${SIP_ARGS} ; ${SETENV} ${MAKE_ENV} ${MAKE} -C ./build )
 
 do-install:
-	(cd ${WRKSRC} ; ${MAKE} -C ./build install INSTALL_ROOT=${STAGEDIR} )
+	(cd ${WRKSRC} ; ${SETENV} ${MAKE_ENV} ${MAKE} -C ./build install INSTALL_ROOT=${STAGEDIR} )
 
 post-install:
 	${RLN} ${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}/popplerqt5${_PY_SONAME}.so ${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}/popplerqt5.so
 	@${STRIP_CMD} ${STAGEDIR}${PYTHONPREFIX_SITELIBDIR}/popplerqt5${_PY_SONAME}.so
 
 .include <bsd.port.mk>