1 files changed, 1 insertions, 0 deletions

diff --git a/tox.ini b/tox.ini
index b037e3984..62737b0ca 100644
--- a/tox.ini
+++ b/tox.ini
@@ -39,6 +39,7 @@ deps =
     randomized: pytest-random-order
 passenv =
     ARTIFACT_CACHE_SERVICE
+    BST_CAS_STAGING_ROOT
     BST_FORCE_BACKEND
     BST_FORCE_SANDBOX
     BST_FORCE_START_METHOD