diff --git a/cmake/Modules/FindPythonSiteLibs.cmake b/cmake/Modules/FindPythonSiteLibs.cmake
index ab2931e..08e2c98 100644
--- a/cmake/Modules/FindPythonSiteLibs.cmake
+++ b/cmake/Modules/FindPythonSiteLibs.cmake
@@ -27,30 +27,9 @@
 
 if (PYTHON_EXECUTABLE)
     ### PYTHON_SITELIB
-    execute_process(
-        COMMAND
-        ${PYTHON_EXECUTABLE} -c "from distutils.sysconfig import get_python_lib; print(get_python_lib(plat_specific=True, prefix=''))"
-        OUTPUT_VARIABLE
-            PYTHON_SITELIB_OUTPUT_VARIABLE
-        RESULT_VARIABLE
-            PYTHON_SITELIB_RESULT_VARIABLE
-        OUTPUT_STRIP_TRAILING_WHITESPACE
-    )
-    if (NOT PYTHON_SITELIB_RESULT_VARIABLE)
-        file(TO_CMAKE_PATH "${PYTHON_SITELIB_OUTPUT_VARIABLE}" PYTHON_SITELIB)
-    endif ()
+    file(TO_CMAKE_PATH "@siteDir@" PYTHON_SITELIB)
+
 
     ### PYTHON_SITEINC
-    execute_process(
-        COMMAND
-            ${PYTHON_EXECUTABLE} -c "from distutils.sysconfig import get_python_inc; print(get_python_inc(plat_specific=True, prefix=''))"
-        OUTPUT_VARIABLE
-            PYTHON_SITEINC_OUTPUT_VARIABLE
-        RESULT_VARIABLE
-            PYTHON_SITEINC_RESULT_VARIABLE
-        OUTPUT_STRIP_TRAILING_WHITESPACE
-    )
-    if (NOT PYTHON_SITEINC_RESULT_VARIABLE)
-        file(TO_CMAKE_PATH "${PYTHON_SITEINC_OUTPUT_VARIABLE}" PYTHON_SITEINC)
-    endif ()
+    file(TO_CMAKE_PATH "@includeDir@" PYTHON_SITEINC)
 endif (PYTHON_EXECUTABLE)