--- a/python/Makefile.am
+++ b/python/Makefile.am
@@ -6,7 +6,7 @@ else
     NO_UNDEFINED =
 endif

-pythonlibdir            = $(libdir)/@PYTHON_VERSION@/site-packages
+pythonlibdir            = $(PYTHON_SITE_PKG)
 pythonlib_LTLIBRARIES   = _libpst.la
 _libpst_la_LDFLAGS      = -module $(NO_UNDEFINED) -avoid-version
 _libpst_la_SOURCES      = python-libpst.cpp
--- a/python/Makefile.in
+++ b/python/Makefile.in
@@ -419,6 +419,6 @@ top_srcdir = @top_srcdir@
 @PLATFORM_WIN32_TRUE@@PYTHON_INTERFACE_TRUE@NO_UNDEFINED = -no-undefined
-@PYTHON_INTERFACE_TRUE@pythonlibdir = $(libdir)/@PYTHON_VERSION@/site-packages
+@PYTHON_INTERFACE_TRUE@pythonlibdir = $(PYTHON_SITE_PKG)
 @PYTHON_INTERFACE_TRUE@pythonlib_LTLIBRARIES = _libpst.la
 @PYTHON_INTERFACE_TRUE@_libpst_la_LDFLAGS = -module $(NO_UNDEFINED) -avoid-version
 @PYTHON_INTERFACE_TRUE@_libpst_la_SOURCES = python-libpst.cpp