diff --git a/priv/repo/seeds.exs b/priv/repo/seeds.exs
index 4acf2b9..39327d0 100644
--- a/priv/repo/seeds.exs
+++ b/priv/repo/seeds.exs
@@ -42,7 +42,7 @@ for attrs <- [
         required: true
       }
     ] do
-  Membership.create_property_type(
+  Membership.create_property_type!(
     attrs,
     upsert?: true,
     upsert_identity: :unique_name