1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_infer/src/infer/error_reporting/nice_region_error/trait_impl_difference.rs b/compiler/rustc_infer/src/infer/error_reporting/nice_region_error/trait_impl_difference.rs
index cb51254a1..b16d5c509 100644
--- a/compiler/rustc_infer/src/infer/error_reporting/nice_region_error/trait_impl_difference.rs
+++ b/compiler/rustc_infer/src/infer/error_reporting/nice_region_error/trait_impl_difference.rs
@@ -101,7 +101,7 @@ impl<'a, 'tcx> NiceRegionError<'a, 'tcx> {
             ty::AssocKind::Fn => {
                 let hir = self.tcx().hir();
                 if let Some(hir_id) =
-                    assoc_item.def_id.as_local().map(|id| hir.local_def_id_to_hir_id(id))
+                    assoc_item.def_id.as_local().map(|id| self.tcx().local_def_id_to_hir_id(id))
                 {
                     if let Some(decl) = hir.fn_decl_by_hir_id(hir_id) {
                         visitor.visit_fn_decl(decl);