1 files changed, 7 insertions, 1 deletions
diff --git a/openbb_platform/core/openbb_core/provider/standard_models/gdp_forecast.py b/openbb_platform/core/openbb_core/provider/standard_models/gdp_forecast.py
index 70b82ef04b8..2db61c1640d 100644
--- a/openbb_platform/core/openbb_core/provider/standard_models/gdp_forecast.py
+++ b/openbb_platform/core/openbb_core/provider/standard_models/gdp_forecast.py
@@ -3,7 +3,7 @@
 from datetime import date as dateType
 from typing import Literal, Optional
 
-from pydantic import Field
+from pydantic import Field, field_validator
 
 from openbb_core.provider.abstract.data import Data
 from openbb_core.provider.abstract.query_params import QueryParams
@@ -32,6 +32,12 @@ class GdpForecastQueryParams(QueryParams):
         description="Type of GDP to get forecast of. Either nominal or real.",
     )
 
+    @field_validator("period", "type", mode="before", check_fields=False)
+    @classmethod
+    def to_lower(cls, v: Optional[str]) -> Optional[str]:
+        """Convert field to lowercase."""
+        return v.lower() if v else v
+
 
 class GdpForecastData(Data):
     """Forecast GDP Data."""