diff --git a/charms/worker/k8s/lib/charms/k8s/v0/k8sd_api_manager.py b/charms/worker/k8s/lib/charms/k8s/v0/k8sd_api_manager.py
index 12352a87..d928ceae 100644
--- a/charms/worker/k8s/lib/charms/k8s/v0/k8sd_api_manager.py
+++ b/charms/worker/k8s/lib/charms/k8s/v0/k8sd_api_manager.py
@@ -304,7 +304,7 @@ class UserFacingDatastoreConfig(BaseModel, allow_population_by_field_name=True):
         client_key: client key of the external datastore cluster in PEM format.
     """
 
-    type: Optional[str]] = Field(None)
+    type: Optional[str] = Field(None)
     servers: Optional[List[str]] = Field(None)
     ca_crt: Optional[str] = Field(None, alias="ca-crt")
     client_crt: Optional[str] = Field(None, alias="client-crt")
diff --git a/tests/integration/test_etcd.py b/tests/integration/test_etcd.py
index 545d96ab..d0e3c5f0 100644
--- a/tests/integration/test_etcd.py
+++ b/tests/integration/test_etcd.py
@@ -51,7 +51,7 @@ async def test_update_etcd_cluster(kubernetes_cluster: model.Model):
     count = 3 - len(etcd.units)
     if count > 0:
         await etcd.add_unit(count=count)
-    await kubernetes_cluster.wait_for_idle(status="active", timeout=20*60)
+    await kubernetes_cluster.wait_for_idle(status="active", timeout=20 * 60)
 
     expected_servers = []
     for u in etcd.units: