diff --git a/clippy_utils/src/ty.rs b/clippy_utils/src/ty.rs
index e5d20564196..acaeb93f44a 100644
--- a/clippy_utils/src/ty.rs
+++ b/clippy_utils/src/ty.rs
@@ -99,7 +99,7 @@ fn contains_ty_adt_constructor_opaque_inner<'tcx>(
                     for (predicate, _span) in cx
                         .tcx
                         .explicit_item_super_predicates(def_id)
-                        .instantiate_identity_iter_copied()
+                        .iter_identity_copied()
                     {
                         match predicate.kind().skip_binder() {
                             // For `impl Trait<U>`, it will register a predicate of `T: Trait<U>`, so we go through