diff --git a/scripts/jobs/housing/housing_nec_migration_people_data_load_gx_suite.py b/scripts/jobs/housing/housing_nec_migration_people_data_load_gx_suite.py
index 431ff14a1..30d87f24a 100644
--- a/scripts/jobs/housing/housing_nec_migration_people_data_load_gx_suite.py
+++ b/scripts/jobs/housing/housing_nec_migration_people_data_load_gx_suite.py
@@ -7,18 +7,11 @@
 import great_expectations.expectations as gxe
 
 
-# class PeopleExpectPersonRefColumnValuesToBeUnique(gxe.ExpectColumnValuesToBeUnique):
-#     column: str = "lpar_per_alt_ref"
-#     description: str = "Expect lpar_per_alt_ref (person ref) values to be unique"
-
-
-
 class PeopleExpectPersonRefTenancyRefColumnValuesToBeUnique(gxe.ExpectCompoundColumnsToBeUnique):
-    column_list = ["lpar_per_alt_ref", "lpar_tcy_alt_ref"]
+    column_list: list = ["lpar_per_alt_ref", "lpar_tcy_alt_ref"]
     description: str = "Expect lpar_per_alt_ref (person ref) and lpar_tcy_alt_ref (tenancy ref) values to be unique"
 
 
-
 class PeopleExpectPersonRefColumnValuesToNotBeNull(gxe.ExpectColumnValuesToNotBeNull):
     column: str = "lpar_per_alt_ref"
     description: str = "Expect lpar_per_alt_ref (person ref) values to not be Null"