diff --git a/nowcasting_datamodel/models/forecast.py b/nowcasting_datamodel/models/forecast.py
index 5cd43dea..b35ce7e2 100644
--- a/nowcasting_datamodel/models/forecast.py
+++ b/nowcasting_datamodel/models/forecast.py
@@ -335,6 +335,7 @@ def to_orm(self) -> ForecastValueSQL:
             target_time=self.target_time,
             expected_power_generation_megawatts=self.expected_power_generation_megawatts,
             adjust_mw=self._adjust_mw,
+            properties=self._properties,
         )
 
     @classmethod