diff --git a/docker/stacks/00-core/authelia/configuration.yml b/docker/stacks/00-core/authelia/configuration.yml
index a4ed4c9..fcc90ac 100644
--- a/docker/stacks/00-core/authelia/configuration.yml
+++ b/docker/stacks/00-core/authelia/configuration.yml
@@ -135,6 +135,7 @@ identity_providers:
           - profile
           - email
         userinfo_signing_algorithm: none
+        token_endpoint_auth_method: client_secret_post
 
       - id: gitea
         description: Gitea