Index: devel/py-sip/Makefile
===================================================================
--- devel/py-sip/Makefile	(revision 516831)
+++ devel/py-sip/Makefile	(working copy)
@@ -18,7 +18,7 @@
 
 CONFIGURE_ARGS=	-b ${PREFIX}/bin -d ${PYTHONPREFIX_SITELIBDIR} \
 		-e ${PYTHONPREFIX_INCLUDEDIR} -v ${DATADIR} \
-		--sipdir ${PYQT_SIPDIR} \
+		--sipdir ${SIPDIR} \
 		CC="${CC}" CXX="${CXX}" LINK="${CXX}" LINK_SHLIB="${CXX}" \
 		CFLAGS="${CFLAGS}" CXXFLAGS="${CXXFLAGS}" \
 		INCDIR="${LOCALBASE}/include" LIBDIR="${LOCALBASE}/lib"
@@ -36,16 +36,18 @@
 BUILD_WRKSRC=		${CONFIGURE_WRKSRC}
 INSTALL_WRKSRC=		${CONFIGURE_WRKSRC}
 
+SIPDIR=	${LOCALBASE}/share/PyQt5/sip
+
 do-configure:
 	# The default sip 'flavor'
 	${MKDIR} ${CONFIGURE_WRKSRC} &&  \
 		cd ${CONFIGURE_WRKSRC} && \
-		${PYTHON_CMD} ${WRKSRC}/configure.py ${CONFIGURE_ARGS} && \
+		${PYTHON_CMD} ${WRKSRC}/configure.py ${CONFIGURE_ARGS} --sipdir ${SIPDIR} && \
 		${REINPLACE_CMD} -e '/sip_bin.:/s|'\'',$$|-${PYTHON_VER}'\'',|'  ${CONFIGURE_WRKSRC}/sipconfig.py
 	# The now needed version for 5.11 (which will be the default from 2019-03-16).
 	${MKDIR} ${WRKSRC}/sip_qt5 && \
 		cd ${WRKSRC}/sip_qt5 && \
-		${PYTHON_CMD} ${WRKSRC}/configure.py ${CONFIGURE_ARGS} --sip-module PyQt5.sip --no-tools  && \
+		${PYTHON_CMD} ${WRKSRC}/configure.py ${CONFIGURE_ARGS} --sipdir ${SIPDIR} --sip-module PyQt5.sip --no-tools  && \
 		${REINPLACE_CMD} -e '/sip_bin.:/s|'\'',$$|-${PYTHON_VER}'\'',|'  ${WRKSRC}/sip_qt5/sipconfig.py
 
 post-build: