diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1e2aeb3..72ff3cf 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -27,7 +27,7 @@ project(fmm)
 
 set(CMAKE_BUILD_TYPE "Release")
 set(CMAKE_CXX_FLAGS "-O3 -DSPDLOG_ACTIVE_LEVEL=SPDLOG_LEVEL_TRACE")
-set(CMAKE_CXX_STANDARD 11)
+set(CMAKE_CXX_STANDARD 14)
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/build")
 
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake")
diff --git a/python/CMakeLists.txt b/python/CMakeLists.txt
index 7c042f2..4d3e0b6 100644
--- a/python/CMakeLists.txt
+++ b/python/CMakeLists.txt
@@ -18,7 +18,7 @@ else()
 endif()
 
 execute_process(
-  COMMAND python -c "from distutils.sysconfig import get_python_lib;print(get_python_lib())"
+  COMMAND python -c "import site; print(site.getsitepackages())"
   OUTPUT_VARIABLE PYTHON_SITE_PACKAGES OUTPUT_STRIP_TRAILING_WHITESPACE)
 message(STATUS "Python packages ${PYTHON_SITE_PACKAGES}")
 
@@ -29,15 +29,15 @@ if (${CMAKE_VERSION} VERSION_LESS 3.13.0)
   message(STATUS "Using swig add module")
   SWIG_ADD_MODULE(fmm python ${PROJECT_SOURCE_DIR}/python/fmm.i)
   swig_link_libraries(fmm FMMLIB ${PYTHON_LIBRARIES})
-  install(TARGETS ${SWIG_MODULE_fmm_REAL_NAME} DESTINATION ${PYTHON_SITE_PACKAGES})
+  install(TARGETS ${SWIG_MODULE_fmm_REAL_NAME} DESTINATION include ${PYTHON_SITE_PACKAGES})
 else()
-  message(STATUS "Using swig add library")
+  message(STATUS "Using swig add library ${DESTINATION}")
   SWIG_ADD_LIBRARY(pyfmm
     LANGUAGE python
     SOURCES ${PROJECT_SOURCE_DIR}/python/fmm.i)
   set_property(TARGET pyfmm PROPERTY OUTPUT_NAME fmm)
   swig_link_libraries(pyfmm FMMLIB ${PYTHON_LIBRARIES})
-  install(TARGETS pyfmm DESTINATION ${PYTHON_SITE_PACKAGES})
+  install(TARGETS pyfmm DESTINATION include ${PYTHON_SITE_PACKAGES})
 endif()
 
-install(FILES ${CMAKE_BINARY_DIR}/python/fmm.py DESTINATION ${PYTHON_SITE_PACKAGES})
+install(FILES ${CMAKE_BINARY_DIR}/python/fmm.py DESTINATION include ${PYTHON_SITE_PACKAGES})