Index: bsd.qt.mk
===================================================================
--- bsd.qt.mk
+++ bsd.qt.mk
@@ -274,7 +274,7 @@
 .for dir in BIN INC LIB ARCH PLUGIN LIBEXEC IMPORT \
 	QML DATA DOC L10N ETC EXAMPLE TEST MKSPEC \
 	CMAKE QTCHOOSER
-QT_${dir}DIR=	${PREFIX}/${QT_${dir}DIR_REL}
+QT_${dir}DIR=	${LOCALBASE}/${QT_${dir}DIR_REL}
 # Export all directories to the plist substituion for QT_DIST ports.
 # For the others, exclude QT_CMAKEDIR and QT_ETCDIR.
 .  if (${dir:NCMAKE} && ${dir:NETC}) || defined(QT_DIST)
@@ -333,7 +333,7 @@
 assistant_PATH=		${QT_BINDIR}/assistant
 
 assistant-adp_PORT=	devel/${_QT_RELNAME}-assistant-adp
-assistant-adp_PATH=	${PREFIX}/bin/assistant_adp
+assistant-adp_PATH=	${LOCALBASE}/bin/assistant_adp
 
 assistantclient_PORT=	devel/${_QT_RELNAME}-libqtassistantclient
 assistantclient_LIB=	libQt${_QT_LIBVER}AssistantClient.so