1 files changed, 5 insertions, 2 deletions
diff --git a/openbb_platform/providers/polygon/openbb_polygon/models/crypto_historical.py b/openbb_platform/providers/polygon/openbb_polygon/models/crypto_historical.py
index 9c19a47579a..4239e7cbab9 100644
--- a/openbb_platform/providers/polygon/openbb_polygon/models/crypto_historical.py
+++ b/openbb_platform/providers/polygon/openbb_polygon/models/crypto_historical.py
@@ -152,7 +152,7 @@ class PolygonCryptoHistoricalFetcher(
             for r in results:
                 r["t"] = datetime.fromtimestamp(r["t"] / 1000, tz=timezone("UTC"))
                 if query._timespan not in ["second", "minute", "hour"]:
-                    r["t"] = r["t"].date()
+                    r["t"] = r["t"].date().strftime("%Y-%m-%d")
                 else:
                     r["t"] = r["t"].strftime("%Y-%m-%dT%H:%M:%S%z")
                 if "," in query.symbol:
@@ -172,4 +172,7 @@ class PolygonCryptoHistoricalFetcher(
         """Transform the data."""
         if not data:
             raise EmptyDataError()
-        return [PolygonCryptoHistoricalData.model_validate(d) for d in data]
+        return [
+            PolygonCryptoHistoricalData.model_validate(d)
+            for d in sorted(data, key=lambda x: x["t"], reverse=False)
+        ]