diff --git a/packages/lang/Python/package.mk b/packages/lang/Python/package.mk
index 85e345a6f7..4c3bf7371d 100644
--- a/packages/lang/Python/package.mk
+++ b/packages/lang/Python/package.mk
@@ -129,7 +129,7 @@ post_makeinstall_target() {
   rm -rf $INSTALL/usr/bin/python*-config
 
   cd $INSTALL/usr/lib/python2.7
-  python -Wi -t -B $PKG_BUILD/Lib/compileall.py -d /usr/lib/python2.7 -f .
+  python -Wi -t -B $ROOT/$PKG_BUILD/Lib/compileall.py -d /usr/lib/python2.7 -f .
   find $INSTALL/usr/lib/python2.7 -name "*.py" -exec rm -f {} \; &>/dev/null
 
   # strip