diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index 89525714..dbbbb3b0 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -79,6 +79,8 @@ strict = true
 [tool.pytest.ini_options]
 testpaths = ["tests"]
 asyncio_mode = "auto"
+addopts = ["-m", "not prod_smoke"]
 markers = [
     "slow: marks tests as slow (need real network, deselect with -m 'not slow')",
+    "prod_smoke: production smoke tests against live https://gendsgn.ru (run only post-deploy with -m prod_smoke)",
 ]