diff --git a/backend/documents_parser/extractor.py b/backend/documents_parser/extractor.py
index 9752e25a..a72c2fb7 100644
--- a/backend/documents_parser/extractor.py
+++ b/backend/documents_parser/extractor.py
@@ -570,8 +570,10 @@ class PasHubRdSapSiteNotesExtractor:
         )
 
     def _parse_secondary_heating(self, data: List[str]) -> SecondaryHeating:
+        system_raw = self._get_in(data, "Secondary System:")
         return SecondaryHeating(
             secondary_fuel=self._get_in(data, "Secondary Fuel") or "",
+            secondary_system=system_raw if system_raw else None,
         )
 
     def _parse_water_heating(self, data: List[str]) -> WaterHeating: