diff --git a/subversion/PKGBUILD b/subversion/PKGBUILD
index 094ba911..19a3f816 100644
--- a/subversion/PKGBUILD
+++ b/subversion/PKGBUILD
@@ -67,8 +67,6 @@ sha256sums=('6ba8e218f9f97a83a799e58a3c6da1221d034b18d9d8cbbcb6ec52ab11722102'
             'fc545e375d8af4ef6d8afad453453480664b6a2ff74915f94b8a7da7de14155b')
 validpgpkeys=('91BFBF4D6956BD5DF7B72D23DFE691AE331BA3DB')
 
-PYTHON_SITELIB=$(/usr/bin/python -c 'from distutils.sysconfig import * ; print(get_python_lib(0,0));')
-
 prepare() {
   cd ${startdir}/
   [[ -d ${srcdir}/${pkgname}-${pkgver} ]] && rm -rf -d ${srcdir}/${pkgname}-${pkgver}
@@ -133,6 +131,7 @@ build() {
   make swig-pl
 
   plain "Compiling swig bindings: python"
+  PYTHON_SITELIB=$(/usr/bin/python -c 'from distutils.sysconfig import * ; print(get_python_lib(0,0));')
   make swig-py swig_pydir=${PYTHON_SITELIB}/libsvn swig_pydir_extra=${PYTHON_SITELIB}/svn
 }
 
@@ -145,6 +144,7 @@ build() {
 package() {
   cd ${pkgname}-${pkgver}
 
+  PYTHON_SITELIB=$(/usr/bin/python -c 'from distutils.sysconfig import * ; print(get_python_lib(0,0));')
   make -j1 DESTDIR="${pkgdir}" INSTALLDIRS=vendor \
     swig_pydir=${PYTHON_SITELIB}/libsvn \
     swig_pydir_extra=${PYTHON_SITELIB}/svn \