diff --git a/src/server/_params.py b/src/server/_params.py
index 39c25ce1e..44a09010b 100644
--- a/src/server/_params.py
+++ b/src/server/_params.py
@@ -60,7 +60,7 @@ def __init__(self, geo_type: str, geo_values: Union[bool, Sequence[str]]):
                 raise ValidationFailedException(f"geo_value is empty for the requested geo_type {geo_type}!")
             # TODO: keep this translator in sync with CsvImporter.GEOGRAPHIC_RESOLUTIONS in acquisition/covidcast/ and with GeoMapper
             geo_type_translator = {
-                "county": "fips",
+                "county": "chng-fips",
                 "state": "state_id",
                 "zip": "zip",
                 "hrr": "hrr",