diff --git a/oknardia/web/diagrams.py b/oknardia/web/diagrams.py
index 26e00f0..2f073d2 100644
--- a/oknardia/web/diagrams.py
+++ b/oknardia/web/diagrams.py
@@ -5,6 +5,7 @@ from django.core.exceptions import ObjectDoesNotExist
 from time import time
 from oknardia.settings import *
 from oknardia.models import Seria_Info
+from web.catalog import all_seria_nav
 # from oknardia.catalog import all_seria_nav
 import math
 import os