diff --git a/helm/airflow/values.yaml b/helm/airflow/values.yaml
index bbf860d..48062f7 100644
--- a/helm/airflow/values.yaml
+++ b/helm/airflow/values.yaml
@@ -45,9 +45,9 @@ apiServer:
           "authorize_url": "https://keycloak.idir-belfares.fr/auth/realms/k8s-apps/protocol/openid-connect/auth",
           "access_token_url": "http://keycloak-keycloakx-http.keycloak.svc.cluster.local/auth/realms/k8s-apps/protocol/openid-connect/token",
           "jwks_uri": "http://keycloak-keycloakx-http.keycloak.svc.cluster.local/auth/realms/k8s-apps/protocol/openid-connect/certs",
-          "server_metadata_url": "http://keycloak-keycloakx-http.keycloak.svc.cluster.local/auth/realms/k8s-apps/.well-known/openid-configuration",
           "client_kwargs": {
-            "scope": "openid email profile"
+            "scope": "openid email profile",
+            "token_endpoint_auth_method": "client_secret_post"
           }
         }
       }