diff --git a/hub/exports/building_energy/idf_helper/idf_infiltration.py b/hub/exports/building_energy/idf_helper/idf_infiltration.py
index 240238fa..25557d14 100644
--- a/hub/exports/building_energy/idf_helper/idf_infiltration.py
+++ b/hub/exports/building_energy/idf_helper/idf_infiltration.py
@@ -18,7 +18,7 @@ class IdfInfiltration(IdfBase):
     infiltration = thermal_zone.infiltration_rate_system_off * multiplier
     file = self._files['infiltration']
     self._write_to_idf_format(file, idf_cte.INFILTRATION)
-    self._write_to_idf_format(file, f'{zone_name}_infiltration', 'Name')
+    self._write_to_idf_format(file, zone_name, 'Name')
     self._write_to_idf_format(file, zone_name, 'Zone or ZoneList or Space or SpaceList Name')
     self._write_to_idf_format(file, schedule_name, 'Schedule Name')
     self._write_to_idf_format(file, calculation_method, 'Design Flow Rate Calculation Method')