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-rw-r--r--plugins/ssr/ssrequality.ml2
1 files changed, 1 insertions, 1 deletions
diff --git a/plugins/ssr/ssrequality.ml b/plugins/ssr/ssrequality.ml
index 8b69c3435..95ca6f49a 100644
--- a/plugins/ssr/ssrequality.ml
+++ b/plugins/ssr/ssrequality.ml
@@ -129,7 +129,7 @@ let newssrcongrtac arg ist gl =
let eq, gl = pf_fresh_global (Coqlib.build_coq_eq ()) gl in
pf_saturate gl (EConstr.of_constr eq) 3 in
tclMATCH_GOAL (equality, gl') (fun gl' -> fs gl' (List.assoc 0 eq_args))
- (fun ty -> congrtac (arg, Detyping.detype Detyping.Now false [] (pf_env gl) (project gl) ty) ist)
+ (fun ty -> congrtac (arg, Detyping.detype Detyping.Now false Id.Set.empty (pf_env gl) (project gl) ty) ist)
(fun () ->
let lhs, gl' = mk_evar gl EConstr.mkProp in let rhs, gl' = mk_evar gl' EConstr.mkProp in
let arrow = EConstr.mkArrow lhs (EConstr.Vars.lift 1 rhs) in