diff --git a/BaseBuild/Basesys/flex b/BaseBuild/Basesys/flex
index ed5e9f3..b03c452 100644
--- a/BaseBuild/Basesys/flex
+++ b/BaseBuild/Basesys/flex
@@ -72,12 +72,12 @@ SRCPATH=Base/Development
 premk() {
 	mkdir -p $TMPROOT/usr/share
 	mkdir -p $TMPROOT/usr/man/man1
-	mkdir -p $TMPROOT/usr/lib
 	mkdir ../build-flex
 	cd ../build-flex
 }
 
 mk32() {
+	mkdir -p $TMPROOT/usr/lib
 	CC="gcc ${BUILDOPTIONS32}" \
 	../flex*/configure --prefix=/usr
 	make -j $NUMCPU libfl.a libfl_pic.a
@@ -89,15 +89,12 @@ mk32() {
 }
 
 mk() {
-	if [ "$MK64BIT" == "true" ]; then
-		mkdir -p $TMPROOT/usr/lib64
-		INSTOPT="libdir=$TMPROOT/usr/lib64"
-	fi
+	mkdir -p $TMPROOT/usr/${LIBDIR}
 	CC="gcc ${BUILDOPTIONS}" \
 	../flex*/configure --libdir=/usr/${LIBDIR} \
 		    	   --prefix=/usr &&
 	make -j $NUMCPU &&
-	make -j $NUMCPU prefix=$TMPROOT/usr $INSTOPT install
+	make -j $NUMCPU prefix=$TMPROOT/usr libdir=$TMPROOT/usr/${LIBDIR} install
 }
 
 postmk() {