diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1bd0ce4..eec03de 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -87,7 +87,9 @@ set(NG_INSTALL_SUFFIX netgen CACHE STRING "Suffix appended to install directorie
 if(USE_PYTHON)
   if(${CMAKE_VERSION} VERSION_GREATER_EQUAL 3.18)
       find_package(Python3 REQUIRED COMPONENTS Development.Module)
-      find_package(Python3 COMPONENTS Interpreter Development.Embed)
+      if(NOT CMAKE_CROSSCOMPILING)
+        find_package(Python3 COMPONENTS Interpreter Development.Embed)
+      endif()
   else()
     find_package(Python3 REQUIRED COMPONENTS Interpreter Development)
   endif()
@@ -312,6 +314,8 @@ else()
 endif()
 
 if (USE_PYTHON)
+    set(PYBIND11_FINDPYTHON ON)
+    set(PYBIND11_USE_CROSSCOMPILING ON)
     if (PREFER_SYSTEM_PYBIND11)
       set(NG_INSTALL_PYBIND OFF)
       find_package(pybind11 CONFIG REQUIRED)
@@ -324,6 +327,9 @@ if (USE_PYTHON)
     if(Python3_LIBRARIES AND (WIN32 OR NOT BUILD_FOR_CONDA))
         target_link_libraries(netgen_python INTERFACE ${Python3_LIBRARIES})
     endif()
+    if (WIN32)
+        target_compile_definitions(netgen_python INTERFACE Py_NO_LINK_LIB)
+    endif()
 
     if(NG_INSTALL_PYBIND)
       install(DIRECTORY ${pybind11_INCLUDE_DIR}/pybind11 DESTINATION ${NG_INSTALL_DIR_INCLUDE} COMPONENT netgen_devel)
diff --git a/libsrc/core/CMakeLists.txt b/libsrc/core/CMakeLists.txt
index d91a1bb..f492089 100644
--- a/libsrc/core/CMakeLists.txt
+++ b/libsrc/core/CMakeLists.txt
@@ -34,8 +34,7 @@ endif(USE_PYTHON)
 
 if(WIN32)
   target_compile_options(ngcore PUBLIC /bigobj /MP /W1 /wd4068)
-  get_WIN32_WINNT(ver)
-  target_compile_definitions(ngcore PUBLIC _WIN32_WINNT=${ver} WNT WNT_WINDOW NOMINMAX MSVC_EXPRESS _CRT_SECURE_NO_WARNINGS HAVE_STRUCT_TIMESPEC WIN32)
+  target_compile_definitions(ngcore PUBLIC WNT WNT_WINDOW NOMINMAX MSVC_EXPRESS _CRT_SECURE_NO_WARNINGS HAVE_STRUCT_TIMESPEC WIN32)
   target_link_options(ngcore PUBLIC /ignore:4273 /ignore:4217 /ignore:4049)
 endif(WIN32)