diff --git a/tox.ini b/tox.ini
index d9384f58..19a4ad9a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -3,6 +3,7 @@ envlist = py311
 skipsdist = True
 
 [testenv]
+passenv = EPC_AUTH_TOKEN
 description = Install dependencies and run tests
 deps =
     -rbackend/engine/requirements.txt