diff --git a/stl/inc/algorithm b/stl/inc/algorithm
index 5510edb3d9..af08dfa626 100644
--- a/stl/inc/algorithm
+++ b/stl/inc/algorithm
@@ -10274,7 +10274,7 @@ namespace ranges {
             auto _ULast  = _RANGES _Uend(_Range);
             _STL_ASSERT(
                 _UFirst != _ULast, "A range passed to std::ranges::minmax must not be empty. (N4971 [alg.min.max]/21)");
-            if constexpr (forward_range<_Rng> && _Prefer_iterator_copies<iterator_t<_Rng>>) {
+            if constexpr (forward_range<_Rng> && _Prefer_iterator_copies<decltype(_UFirst)>) {
                 return _Minmax_fwd_unchecked(
                     _STD move(_UFirst), _STD move(_ULast), _STD _Pass_fn(_Pred), _STD _Pass_fn(_Proj));
             } else {
diff --git a/stl/inc/xutility b/stl/inc/xutility
index a27f3bec06..4e4489769a 100644
--- a/stl/inc/xutility
+++ b/stl/inc/xutility
@@ -7005,7 +7005,7 @@ namespace ranges {
                 }
             }
 #endif // _USE_STD_VECTOR_ALGORITHMS
-            if constexpr (forward_range<_Rng> && _Prefer_iterator_copies<iterator_t<_Rng>>) {
+            if constexpr (forward_range<_Rng> && _Prefer_iterator_copies<decltype(_UFirst)>) {
                 return static_cast<range_value_t<_Rng>>(*_RANGES _Max_element_unchecked(
                     _STD move(_UFirst), _STD move(_ULast), _STD _Pass_fn(_Pred), _STD _Pass_fn(_Proj)));
             } else {
@@ -7223,7 +7223,7 @@ namespace ranges {
                 }
             }
 #endif // _USE_STD_VECTOR_ALGORITHMS
-            if constexpr (forward_range<_Rng> && _Prefer_iterator_copies<iterator_t<_Rng>>) {
+            if constexpr (forward_range<_Rng> && _Prefer_iterator_copies<decltype(_UFirst)>) {
                 return static_cast<range_value_t<_Rng>>(*_RANGES _Min_element_unchecked(
                     _STD move(_UFirst), _STD move(_ULast), _STD _Pass_fn(_Pred), _STD _Pass_fn(_Proj)));
             } else {