diff --git a/pyproject.toml b/pyproject.toml
index 4a0e5828..10484348 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -204,6 +204,7 @@ all_bullets = true
 
 [tool.pytest.ini_options]
 minversion = '6.0'
+timeout = 200  # per-test hard limit
 # https://docs.pytest.org/en/stable/reference/reference.html#configuration-options
 testpaths = [
   'tests'