diff --git a/tradein-mvp/backend/app/services/scrapers/avito_houses.py b/tradein-mvp/backend/app/services/scrapers/avito_houses.py
index 24dabf85..1a433abc 100644
--- a/tradein-mvp/backend/app/services/scrapers/avito_houses.py
+++ b/tradein-mvp/backend/app/services/scrapers/avito_houses.py
@@ -802,7 +802,8 @@ def _persist_house(db: Session, h: HouseInfo, house_url: str) -> int:
         db,
         ext_source="avito",
         ext_id=str(h.ext_id),
-        address=h.full_address or h.short_address,
+        # short preferred: aliases have no city/region prefix; full is last resort
+        address=h.short_address or h.full_address,
         lat=h.lat,
         lon=h.lon,
         year_built=h.year_built,
diff --git a/tradein-mvp/backend/tests/test_avito_houses_dedup.py b/tradein-mvp/backend/tests/test_avito_houses_dedup.py
index 48b35dee..3fbaa75e 100644
--- a/tradein-mvp/backend/tests/test_avito_houses_dedup.py
+++ b/tradein-mvp/backend/tests/test_avito_houses_dedup.py
@@ -237,7 +237,7 @@ def test_persist_house_calls_match_with_correct_args():
         db,
         ext_source="avito",
         ext_id="333",
-        address=h.full_address or h.short_address,
+        address=h.short_address or h.full_address,
         lat=h.lat,
         lon=h.lon,
         year_built=h.year_built,