diff --git a/beacon/conf/api_version.yml b/beacon/conf/api_version.yml
index f780957..17f282d 100644
--- a/beacon/conf/api_version.yml
+++ b/beacon/conf/api_version.yml
@@ -1 +1 @@
-api_version: v2.0-1d0a6ea
+api_version: v2.0-3336a94
diff --git a/beacon/conf/conf.py b/beacon/conf/conf.py
index 0c485e9..72caf22 100644
--- a/beacon/conf/conf.py
+++ b/beacon/conf/conf.py
@@ -14,7 +14,7 @@
 beacon_id = 'org.ega-archive.beacon-ri-demo'  # ID of the Beacon
 beacon_name = 'Beacon Production Implementation demo'  # Name of the Beacon service
 api_version = 'v2.2.0' # Version of the Beacon implementation
-uri = 'http://localhost:50510'
+uri = 'http://localhost:5050'
 uri_subpath = '/api'
 complete_url = uri + uri_subpath
 environment = 'test'
diff --git a/beacon/models/ga4gh/beacon_v2_default_model/validator/non_collections/genomicVariant/beacon_genomicVariant_v2_0_0.py b/beacon/models/ga4gh/beacon_v2_default_model/validator/non_collections/genomicVariant/beacon_genomicVariant_v2_0_0.py
index 9ddb746..27dcc65 100644
--- a/beacon/models/ga4gh/beacon_v2_default_model/validator/non_collections/genomicVariant/beacon_genomicVariant_v2_0_0.py
+++ b/beacon/models/ga4gh/beacon_v2_default_model/validator/non_collections/genomicVariant/beacon_genomicVariant_v2_0_0.py
@@ -643,7 +643,7 @@ def __init__(self, **data) -> None:
         super().__init__(**data)
     _id: Optional[str] = PrivateAttr()
     caseLevelData: Optional[list] = None
-    frequencyInPopulations: Optional[FrequencyInPopulation] = None
+    frequencyInPopulations: Optional[list[FrequencyInPopulation]] = None
     identifiers: Optional[Identifiers] = None
     molecularAttributes: Optional[MolecularAttributes] = None
     variantInternalId: str