diff --git a/recommendations/tests/test_ventilation_recommendations.py b/recommendations/tests/test_ventilation_recommendations.py
index 15c9435c..3b7dae8e 100644
--- a/recommendations/tests/test_ventilation_recommendations.py
+++ b/recommendations/tests/test_ventilation_recommendations.py
@@ -7,8 +7,7 @@ from etl.epc.Record import EPCRecord
 class TestVentilationRecommendations:
 
     def test_natural_ventilation(self):
-        epc_record = EPCRecord()
-        epc_record.prepared_epc = {"mechanical-ventilation": "natural"}
+        epc_record = EPCRecord(mechanical_ventilation="natural")
         input_property1 = Property(id=1, postcode="F4k3 6", address="623 fake street", epc_record=epc_record)
         input_property1.already_installed = []
 
@@ -31,8 +30,7 @@ class TestVentilationRecommendations:
         assert recommender.recommendation[0]["parts"][0]["quantity"] == 2
 
     def test_missing_ventilation(self):
-        epc_record = EPCRecord()
-        epc_record.prepared_epc = {"mechanical-ventilation": None}
+        epc_record = EPCRecord(mechanical_ventilation=None)
         input_property2 = Property(id=1, postcode="F4k3 6", address="623 fake street", epc_record=epc_record)
         input_property2.already_installed = []
 
@@ -55,8 +53,7 @@ class TestVentilationRecommendations:
         assert recommender2.recommendation[0]["parts"][0]["quantity"] == 2
 
     def test_nodata_ventilation(self):
-        epc_record = EPCRecord()
-        epc_record.prepared_epc = {"mechanical-ventilation": "NO DATA!!"}
+        epc_record = EPCRecord(mechanical_ventilation="NO DATA!!")
         input_property3 = Property(id=1, postcode="F4k3 6", address="623 fake street", epc_record=epc_record)
         input_property3.already_installed = []
 
@@ -79,8 +76,7 @@ class TestVentilationRecommendations:
         assert recommender3.recommendation[0]["parts"][0]["quantity"] == 2
 
     def test_existing_ventilation_1(self):
-        epc_record = EPCRecord()
-        epc_record.prepared_epc = {"mechanical-ventilation": "mechanical, extract only"}
+        epc_record = EPCRecord(mechanical_ventilation="mechanical, extract only")
         input_property4 = Property(id=1, postcode="F4k3 6", address="623 fake street", epc_record=epc_record)
         input_property4.already_installed = []
         input_property4.identify_ventilation()
@@ -98,8 +94,7 @@ class TestVentilationRecommendations:
         assert not recommender4.recommendation
 
     def test_existing_ventilation_2(self):
-        epc_record = EPCRecord()
-        epc_record.prepared_epc = {"mechanical-ventilation": "mechanical, supply and extract"}
+        epc_record = EPCRecord(mechanical_ventilation="mechanical, supply and extract")
         input_property5 = Property(id=1, postcode="F4k3 6", address="623 fake street", epc_record=epc_record)
         input_property5.already_installed = []
         input_property5.identify_ventilation()