diff --git a/tools/wscript b/tools/wscript
index 7b687ff..aadf3a4 100644
--- a/tools/wscript
+++ b/tools/wscript
@@ -9,4 +9,5 @@
                 target='%s' % (str(app.change_ext('', '.cpp'))),
                 source=app,
                 use='NDN_CXX',
+                includes="../src",
                 )