diff --git a/BaseBuild/Basesys/file b/BaseBuild/Basesys/file
index 16cb97d..e451113 100644
--- a/BaseBuild/Basesys/file
+++ b/BaseBuild/Basesys/file
@@ -95,7 +95,7 @@ mk32() {
 mk() {
 	CC="gcc ${BUILDOPTIONS}" \
 	../file*/configure --prefix=/usr \
-			   --libidr=/usr/${LIBDIR} \
+			   --libdir=/usr/${LIBDIR} \
 			   --datadir=/usr/share/misc
 	make -j $NUMCPU
 	make -j $NUMCPU DESTDIR=$TMPROOT install