diff --git a/wscript b/wscript
index a3b2c88..40e0602 100644
--- a/wscript
+++ b/wscript
@@ -66,7 +66,7 @@
               source=bld.path.ant_glob('src/**/*.cpp'),
               use='NDN_CXX BOOST OPENSSL SQLITE3',
               includes='src',
-              export_includes='src')
+              export_includes='src .')
 
     bld(features='subst',
         source='libndn-cert.pc.in',