diff --git a/auth_session_timeout/models/ir_http.py b/auth_session_timeout/models/ir_http.py
index 2e2338fc0e..c3ec9ab676 100644
--- a/auth_session_timeout/models/ir_http.py
+++ b/auth_session_timeout/models/ir_http.py
@@ -10,7 +10,11 @@ class IrHttp(models.AbstractModel):
     @classmethod
     def _authenticate(cls, endpoint):
         res = super(IrHttp, cls)._authenticate(endpoint=endpoint)
-        auth_method = endpoint.routing["auth"]
-        if auth_method == "user" and request and request.session and request.session.uid:
+        if (
+            request
+            and request.session
+            and request.session.uid
+            and not request.env["res.users"].browse(request.session.uid)._is_public()
+        ):
             request.env.user._auth_timeout_check()
         return res