diff --git a/tutorial/py.twisted/PythonServer.tac b/tutorial/py.twisted/PythonServer.tac
index 11f0f8f..1d0b6c4 100755
--- a/tutorial/py.twisted/PythonServer.tac
+++ b/tutorial/py.twisted/PythonServer.tac
@@ -22,8 +22,9 @@
 from twisted.application import internet, service
 from thrift.transport import TTwisted
 
-import sys
-sys.path.append('../gen-py.twisted')
+import sys, glob
+sys.path.append('gen-py.twisted')
+sys.path.insert(0, glob.glob('../../lib/py/build/lib.*')[0])
 from tutorial import Calculator
 from tutorial.ttypes import *
 from PythonServer import CalculatorHandler