diff --git a/modules/util/setup.py b/modules/util/setup.py
index c1245e917daafdef3319b70cf1fdd73c0c7b4e1e..d4368a7c272004668328dc54e63bc6addc978511 100644
--- a/modules/util/setup.py
+++ b/modules/util/setup.py
@@ -31,6 +31,7 @@ try:
     user_paths = os.environ['PYTHONPATH'].split(os.pathsep)
     python_path = user_paths[0] + os.sep
     ancillary_path = python_path + 'ancillary' + os.sep
+    model_path = python_path + 'tf_model' + os.sep
 except KeyError:
     print('** PYTHONPATH must be defined! *')
     python_path = None