--- a/Expat/Makefile.PL
+++ b/Expat/Makefile.PL
@@ -2,6 +2,9 @@ use ExtUtils::MakeMaker;
 use Config;
 use English;
 
+$expat_libpath = '%%EXPAT_LIBPATH%%';
+$expat_incpath = '%%EXPAT_INCPATH%%';
+
 my $libs = "-lexpat";
 my @extras = ();