--- python/CMakeLists.txt.orig	2020-06-04 18:21:04.000000000 -0400
+++ python/CMakeLists.txt	2020-08-06 12:27:22.000000000 -0400
@@ -1,20 +1,20 @@
 set(SETUP_PY_IN "${CMAKE_CURRENT_SOURCE_DIR}/setup.py.in")
-set(SETUP_PY "${CMAKE_INSTALL_PREFIX}/python/setup.py")
+set(SETUP_PY "${CMAKE_CURRENT_SOURCE_DIR}/setup.py")
 
 configure_file(${SETUP_PY_IN} ${SETUP_PY})
 
 add_custom_command(OUTPUT ${SETUP_PY}
                    COMMAND ${PYTHON} ${SETUP_PY} build)
 
-install(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/MaterialX" DESTINATION "${CMAKE_INSTALL_PREFIX}/python" MESSAGE_NEVER)
+install(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/MaterialX" DESTINATION "${CMAKE_INSTALL_PREFIX}/lib/python${MATERIALX_PYTHON_VERSION}/site-packages" MESSAGE_NEVER)
 
 if(MATERIALX_PYTHON_OCIO_DIR)
   if(NOT EXISTS "${MATERIALX_PYTHON_OCIO_DIR}/config.ocio")
     message(WARNING "No file named config.ocio was found in the given OCIO directory.")
   endif()
-  install(DIRECTORY "${MATERIALX_PYTHON_OCIO_DIR}/" DESTINATION "${CMAKE_INSTALL_PREFIX}/python/MaterialX/config/" MESSAGE_NEVER)
+  install(DIRECTORY "${MATERIALX_PYTHON_OCIO_DIR}/" DESTINATION "${CMAKE_INSTALL_PREFIX}/lib/python${MATERIALX_PYTHON_VERSION}/site-packages/MaterialX/config/" MESSAGE_NEVER)
 endif()
 
 if(MATERIALX_INSTALL_PYTHON AND PYTHON_EXECUTABLE)
-  install(CODE "execute_process(COMMAND ${PYTHON_EXECUTABLE} ${SETUP_PY} install)" MESSAGE_NEVER)
+  install(CODE "execute_process(COMMAND ${PYTHON_EXECUTABLE} ${SETUP_PY} --no-user-cfg install --prefix=${PYTHON_INSTALL_PREFIX})" MESSAGE_NEVER)
 endif()