diff --git a/hub/imports/construction/nrcan_physics_parameters.py b/hub/imports/construction/nrcan_physics_parameters.py
index aee0c48d..a6c88462 100644
--- a/hub/imports/construction/nrcan_physics_parameters.py
+++ b/hub/imports/construction/nrcan_physics_parameters.py
@@ -35,9 +35,8 @@ class NrcanPhysicsParameters:
     city = self._city
     nrcan_catalog = ConstructionCatalogFactory('nrcan').catalog
     for building in city.buildings:
+      function = Dictionaries().hub_function_to_nrcan_construction_function[building.function]
       try:
-        function = Dictionaries().hub_function_to_nrcan_construction_function[building.function]
-
         archetype = self._search_archetype(nrcan_catalog, function, building.year_of_construction, self._climate_zone)
 
       except KeyError: