diff --git a/SysBuild/security/nss b/SysBuild/security/nss
index d8c3505..443353a 100644
--- a/SysBuild/security/nss
+++ b/SysBuild/security/nss
@@ -156,7 +156,7 @@ Requires: nspr >= 4.8
 Libs: -L/usr/X11R7/$LIBDIR/nss -lssl3 -lsmime3 -lnss3 -lnssutil3
 Cflags: -I/usr/X11R7/include/nss
 EOF
-	sed -i -e "s%\$LIBDIR/$LIBDIR%" $TMPROOT/usr/X11R7/$LIBDIR/pkgconfig/nss.pc
+	sed -i -e "s%\$LIBDIR%$LIBDIR%" $TMPROOT/usr/X11R7/$LIBDIR/pkgconfig/nss.pc
 	ln -sfv nss.pc $TMPROOT/usr/X11R7/$LIBDIR/pkgconfig/mozilla-nss.pc
 	chmod 644 $TMPROOT/usr/X11R7/$LIBDIR/pkgconfig/*.pc
 }