diff --git a/openbb_platform/providers/econdb/openbb_econdb/models/economic_indicators.py b/openbb_platform/providers/econdb/openbb_econdb/models/economic_indicators.py
index 407369934df..d144aaf2b42 100644
--- a/openbb_platform/providers/econdb/openbb_econdb/models/economic_indicators.py
+++ b/openbb_platform/providers/econdb/openbb_econdb/models/economic_indicators.py
@@ -56,7 +56,7 @@ class EconDbEconomicIndicatorsQueryParams(EconomicIndicatorsQueryParams):
         + " and the original units and scale differ between entities."
         + "\n    `tusd` should only be used where values are currencies.",
     )
-    frequency: str = Field(
+    frequency: str | None = Field(
         default="quarter",
         description="The frequency of the data, default is 'quarter'."
         + " Only valid when 'symbol' is 'main'.",