diff --git a/packages/sshecret-admin/src/sshecret_admin/api/endpoints/auth.py b/packages/sshecret-admin/src/sshecret_admin/api/endpoints/auth.py
index d71ff42..b50eab5 100644
--- a/packages/sshecret-admin/src/sshecret_admin/api/endpoints/auth.py
+++ b/packages/sshecret-admin/src/sshecret_admin/api/endpoints/auth.py
@@ -188,10 +188,9 @@ def create_router(dependencies: AdminDependencies) -> APIRouter:
             dependencies.settings, data=token_data, provider=claims.provider
         )
 
-        path = f"/auth_cb#access_token={access_token}&refresh_token={refresh_token}"
-        callback_url = os.path.join("admin", path)
+        callback_url = f"/auth_cb#access_token={access_token}&refresh_token={refresh_token}"
         if dependencies.settings.frontend_test_url:
-            callback_url = os.path.join(dependencies.settings.frontend_test_url, path)
+            callback_url = os.path.join(dependencies.settings.frontend_test_url, callback_url)
         origin = "UNKNOWN"
         if request.client:
             origin = request.client.host