diff --git a/plugins/auth-backend/src/identity/router.ts b/plugins/auth-backend/src/identity/router.ts
index c9ae9e685a..422b7907c0 100644
--- a/plugins/auth-backend/src/identity/router.ts
+++ b/plugins/auth-backend/src/identity/router.ts
@@ -44,6 +44,9 @@ export function createOidcRouter(options: Options) {
       'PS256',
       'PS384',
       'PS512',
+      'HS256',
+      'HS384',
+      'HS512',
       'EdDSA',
     ],
     scopes_supported: ['openid'],