diff --git a/singleheader/simdjson.cpp b/singleheader/simdjson.cpp
index a15a6b79d..26189259f 100644
--- a/singleheader/simdjson.cpp
+++ b/singleheader/simdjson.cpp
@@ -1,4 +1,4 @@
-/* auto-generated on 2025-11-05 11:42:38 -0500. version 4.2.2 Do not edit! */
+/* auto-generated on 2025-11-11 14:17:08 -0500. version 4.2.2 Do not edit! */
 /* including simdjson.cpp:  */
 /* begin file simdjson.cpp */
 #define SIMDJSON_SRC_SIMDJSON_CPP
diff --git a/singleheader/simdjson.h b/singleheader/simdjson.h
index c9f91ccfb..d96b9734f 100644
--- a/singleheader/simdjson.h
+++ b/singleheader/simdjson.h
@@ -1,4 +1,4 @@
-/* auto-generated on 2025-11-05 11:42:38 -0500. version 4.2.2 Do not edit! */
+/* auto-generated on 2025-11-11 14:17:08 -0500. version 4.2.2 Do not edit! */
 /* including simdjson.h:  */
 /* begin file simdjson.h */
 #ifndef SIMDJSON_H
@@ -46957,7 +46957,7 @@ template <std::ranges::range R>
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
-  if constexpr (concepts::is_pair<typename R::value_type>) {
+  if constexpr (concepts::is_pair<std::ranges::range_value_t<R>>) {
     start_object();
 
     if (it == end) {
@@ -61422,7 +61422,7 @@ template <std::ranges::range R>
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
-  if constexpr (concepts::is_pair<typename R::value_type>) {
+  if constexpr (concepts::is_pair<std::ranges::range_value_t<R>>) {
     start_object();
 
     if (it == end) {
@@ -76386,7 +76386,7 @@ template <std::ranges::range R>
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
-  if constexpr (concepts::is_pair<typename R::value_type>) {
+  if constexpr (concepts::is_pair<std::ranges::range_value_t<R>>) {
     start_object();
 
     if (it == end) {
@@ -91350,7 +91350,7 @@ template <std::ranges::range R>
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
-  if constexpr (concepts::is_pair<typename R::value_type>) {
+  if constexpr (concepts::is_pair<std::ranges::range_value_t<R>>) {
     start_object();
 
     if (it == end) {
@@ -106429,7 +106429,7 @@ template <std::ranges::range R>
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
-  if constexpr (concepts::is_pair<typename R::value_type>) {
+  if constexpr (concepts::is_pair<std::ranges::range_value_t<R>>) {
     start_object();
 
     if (it == end) {
@@ -121824,7 +121824,7 @@ template <std::ranges::range R>
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
-  if constexpr (concepts::is_pair<typename R::value_type>) {
+  if constexpr (concepts::is_pair<std::ranges::range_value_t<R>>) {
     start_object();
 
     if (it == end) {
@@ -136696,7 +136696,7 @@ template <std::ranges::range R>
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
-  if constexpr (concepts::is_pair<typename R::value_type>) {
+  if constexpr (concepts::is_pair<std::ranges::range_value_t<R>>) {
     start_object();
 
     if (it == end) {
@@ -151581,7 +151581,7 @@ template <std::ranges::range R>
 simdjson_inline void string_builder::append(const R &range) noexcept {
   auto it = std::ranges::begin(range);
   auto end = std::ranges::end(range);
-  if constexpr (concepts::is_pair<typename R::value_type>) {
+  if constexpr (concepts::is_pair<std::ranges::range_value_t<R>>) {
     start_object();
 
     if (it == end) {
diff --git a/singleheader/singleheader.zip b/singleheader/singleheader.zip
index 7ec0cadcb..737cf7261 100644
Binary files a/singleheader/singleheader.zip and b/singleheader/singleheader.zip differ