diff --git a/ietf/idtracker/templatetags/myifchanged.py b/ietf/idtracker/templatetags/myifchanged.py
index ffe5919a1..8c45a6243 100644
--- a/ietf/idtracker/templatetags/myifchanged.py
+++ b/ietf/idtracker/templatetags/myifchanged.py
@@ -4,7 +4,7 @@ and with the context push removed."""
 
 
 from django.template import Node, NodeList, resolve_variable
-from django.template import VariableDoesNotExist
+from django.template import VariableDoesNotExist, TemplateSyntaxError
 from django.template import Library
 
 register = Library()