diff --git a/eodag/plugins/search/build_search_result.py b/eodag/plugins/search/build_search_result.py
index 68f5eecfca..24de2ee40c 100644
--- a/eodag/plugins/search/build_search_result.py
+++ b/eodag/plugins/search/build_search_result.py
@@ -937,7 +937,7 @@ def queryables_by_form(
             name: str = element["name"]
 
             # those are not parameter elements.
-            if name in ("area_group", "global", "warning", "licences"):
+            if name in ("area_group", "global", "warning", "licences", "geo_group"):
                 continue
             if "type" not in element or element["type"] == "FreeEditionWidget":
                 # FreeEditionWidget used to select the whole available region
diff --git a/eodag/types/stac_extensions.py b/eodag/types/stac_extensions.py
index 3faf84a175..8f0dbc8421 100644
--- a/eodag/types/stac_extensions.py
+++ b/eodag/types/stac_extensions.py
@@ -623,6 +623,7 @@ class EcmwfItemProperties(BaseModel):
     ecmwf_period: Annotated[list[str], Field(None)]
     ecmwf_altitude: Annotated[int, Field(None)]
     ecmwf_location: Annotated[dict[str, int], Field(None)]
+    ecmwf_timespan: Annotated[list[str], Field(None)]
 
 
 class ProviderStacExtension(BaseStacExtension):