diff --git a/common/libs/func_book_parser b/common/libs/func_book_parser
index 300534d..5734f6f 100644
--- a/common/libs/func_book_parser
+++ b/common/libs/func_book_parser
@@ -136,6 +136,9 @@ extract_commands() {         #
       ;;
     lfs)
         echo -n " ${L_arrow}${BOLD}LFS${R_arrow} build... "
+        pushd $BOOK > /dev/null
+        bash process-scripts.sh >> $LOGDIR/$LOG 2>&1
+        popd > /dev/null
         xsltproc --nonet \
                  --xinclude \
                  --stringparam testsuite $TEST \