1 files changed, 1 insertions, 0 deletions

diff --git a/src/fst.c b/src/fst.c
index 2aa6219..aa9e41e 100644
--- a/src/fst.c
+++ b/src/fst.c
@@ -43,6 +43,7 @@ cube_to_fst(Cube *cube)
         ret.fr_eofb    = coord_eofb.i[0]->index(&c);
         ret.fr_eposepe = coord_eposepe.i[0]->index(&c);
         ret.fr_coud    = coord_coud.i[0]->index(&c);
+        copy_cube(cube, &c);
         apply_trans(rd, &c);
         ret.rd_eofb    = coord_eofb.i[0]->index(&c);
         ret.rd_eposepe = coord_eposepe.i[0]->index(&c);