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-rw-r--r--plugins/ltac/rewrite.ml2
1 files changed, 1 insertions, 1 deletions
diff --git a/plugins/ltac/rewrite.ml b/plugins/ltac/rewrite.ml
index 9bb435f4dc..a1970cbce2 100644
--- a/plugins/ltac/rewrite.ml
+++ b/plugins/ltac/rewrite.ml
@@ -968,7 +968,7 @@ let fold_match ?(force=false) env sigma c =
let unfold_match env sigma sk app =
match EConstr.kind sigma app with
- | App (f', args) when Constant.equal (fst (destConst sigma f')) sk ->
+ | App (f', args) when QConstant.equal env (fst (destConst sigma f')) sk ->
let v = Environ.constant_value_in (Global.env ()) (sk,Univ.Instance.empty)(*FIXME*) in
let v = EConstr.of_constr v in
Reductionops.whd_beta env sigma (mkApp (v, args))