diff --git a/compiler/rustc_hir_typeck/src/coercion.rs b/compiler/rustc_hir_typeck/src/coercion.rs
index 8a6a33304e6..4896781683c 100644
--- a/compiler/rustc_hir_typeck/src/coercion.rs
+++ b/compiler/rustc_hir_typeck/src/coercion.rs
@@ -1591,14 +1591,13 @@ pub(crate) fn coerce_inner<'a>(
                         err.span_label(cause.span, "return type is not `()`");
                     }
                     ObligationCauseCode::BlockTailExpression(blk_id, ..) => {
-                        let parent_id = fcx.tcx.parent_hir_id(blk_id);
                         err = self.report_return_mismatched_types(
                             cause,
                             expected,
                             found,
                             coercion_error,
                             fcx,
-                            parent_id,
+                            blk_id,
                             expression,
                             Some(blk_id),
                         );