diff --git a/src/coq_elpi_builtins.ml b/src/coq_elpi_builtins.ml
index ef01f79a2..99a0b0ef9 100644
--- a/src/coq_elpi_builtins.ml
+++ b/src/coq_elpi_builtins.ml
@@ -2923,7 +2923,7 @@ Supported attributes:
                { nenv with Notation_term.ninterp_var_type =
                    Id.Map.add id (Notation_term.NtnInternTypeAny None)
                      nenv.Notation_term.ninterp_var_type },
-               (id, ((Constrexpr.(InConstrEntry,(LevelSome,None)),([],[])),Notation_term.NtnTypeConstr)) :: vars in
+               (id, ((Notation_ops.constr_some_level,([],[])),Notation_term.NtnTypeConstr)) :: vars in
              let env = EConstr.push_rel (Context.Rel.Declaration.LocalAssum(name,ty)) env in
              aux vars nenv env (n-1) t
          | _ ->