diff --git a/tests/unit/test_rr_scanner_preservation.py b/tests/unit/test_rr_scanner_preservation.py
index 158223b..26cdba7 100644
--- a/tests/unit/test_rr_scanner_preservation.py
+++ b/tests/unit/test_rr_scanner_preservation.py
@@ -30,6 +30,10 @@ from app.models.sentiment import SentimentScore
 from app.services.rr_scanner_service import scan_ticker, get_trade_setups
 
 
+def _as_utc(value: datetime) -> datetime:
+    return value if value.tzinfo is not None else value.replace(tzinfo=timezone.utc)
+
+
 # ---------------------------------------------------------------------------
 # Session fixtures
 # ---------------------------------------------------------------------------
@@ -753,10 +757,10 @@ async def test_live_overlay_preserves_setup_specific_risk_and_context(
         "target-availability: Fewer than 3 valid S/R targets available"
     ]
     assert row["current_price"] == pytest.approx(101.0)
-    assert row["context_as_of"]["score_computed_at"] == current
-    assert row["context_as_of"]["sentiment_at"] == current
+    assert _as_utc(row["context_as_of"]["score_computed_at"]) == current
+    assert _as_utc(row["context_as_of"]["sentiment_at"]) == current
     assert row["context_as_of"]["price_date"] == date(2026, 7, 3)
-    assert row["context_as_of"]["price_updated_at"] == current
+    assert _as_utc(row["context_as_of"]["price_updated_at"]) == current
 
 
 @pytest.mark.asyncio