diff -ur qgis-3.30.0/external/untwine/api/QgisUntwine.hpp qgis-3.30.0_fix/external/untwine/api/QgisUntwine.hpp
--- qgis-3.30.0/external/untwine/api/QgisUntwine.hpp	2023-03-03 20:25:40.000000000 +0100
+++ qgis-3.30.0_fix/external/untwine/api/QgisUntwine.hpp	2023-04-04 09:40:57.344786266 +0200
@@ -1,5 +1,6 @@
 #pragma once
 
+#include <cstdint>
 #include <map>
 #include <string>
 #include <vector>
diff -ur qgis-3.30.0/external/untwine/untwine/VoxelKey.hpp qgis-3.30.0_fix/external/untwine/untwine/VoxelKey.hpp
--- qgis-3.30.0/external/untwine/untwine/VoxelKey.hpp	2023-03-03 20:25:40.000000000 +0100
+++ qgis-3.30.0_fix/external/untwine/untwine/VoxelKey.hpp	2023-04-04 08:48:07.969689579 +0200
@@ -10,6 +10,7 @@
  *                                                                           *
  ****************************************************************************/
 
+#include <cstdint>
 #include <string>
 #include <algorithm>