diff --git a/.waf-tools/websocket.py b/.waf-tools/websocket.py
index 2c500c7..b2a57aa 100644
--- a/.waf-tools/websocket.py
+++ b/.waf-tools/websocket.py
@@ -59,6 +59,8 @@
 
         self.end_msg('.'.join(self.env['WEBSOCKET_VERSION']))
 
+
+        self.env['INCLUDES_WEBSOCKET'] = websocketDir.parent.abspath()
         self.env['HAVE_WEBSOCKET'] = True
         self.define('HAVE_WEBSOCKET', 1)