diff --git a/tests/util/grub-shell.in b/tests/util/grub-shell.in
index 8baa3667a..2a874a85d 100644
--- a/tests/util/grub-shell.in
+++ b/tests/util/grub-shell.in
@@ -711,6 +711,9 @@ elif [ x$boot = xemu ]; then
     test -n "$debug" || rm -rf "$rootdir"
     test -n "$debug" || rm -f "$roottar"
 fi
+if [ x$boot = xnet ]; then
+    test -n "$debug" || rm -rf "$work_directory/netdir"
+fi
 test -n "$debug" || rm -f "${isofile}"
 test -n "$debug" || rm -rf "${rom_directory}"
 test -n "$debug" || rm -f "${tmpfile}" "${cfgfile}" "${goutfile}"