diff --git a/clippy_lints/src/non_copy_const.rs b/clippy_lints/src/non_copy_const.rs
index 85024b0b05c..b1588452732 100644
--- a/clippy_lints/src/non_copy_const.rs
+++ b/clippy_lints/src/non_copy_const.rs
@@ -195,7 +195,7 @@ fn is_value_unfrozen_expr<'tcx>(cx: &LateContext<'tcx>, hir_id: HirId, def_id: D
 
     let result = cx.tcx.const_eval_resolve(
         cx.param_env,
-        mir::Unevaluated::new(ty::WithOptConstParam::unknown(def_id), substs),
+        mir::UnevaluatedConst::new(ty::WithOptConstParam::unknown(def_id), substs),
         None,
     );
     is_value_unfrozen_raw(cx, result, ty)
diff --git a/clippy_utils/src/consts.rs b/clippy_utils/src/consts.rs
index ac5bac3714f..fa6766f7cfe 100644
--- a/clippy_utils/src/consts.rs
+++ b/clippy_utils/src/consts.rs
@@ -424,7 +424,7 @@ impl<'a, 'tcx> ConstEvalLateContext<'a, 'tcx> {
                     .tcx
                     .const_eval_resolve(
                         self.param_env,
-                        mir::Unevaluated::new(ty::WithOptConstParam::unknown(def_id), substs),
+                        mir::UnevaluatedConst::new(ty::WithOptConstParam::unknown(def_id), substs),
                         None,
                     )
                     .ok()