diff --git a/tox.ini b/tox.ini
index 38f3af375..45560df8e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -21,6 +21,7 @@ passenv =
     TOX_*
     PYTEST_*
     HOME
+    KUBECONFIG
 setenv =
     OS_LOG_CAPTURE = {env:OS_LOG_CAPTURE:true}
     OS_STDOUT_CAPTURE = {env:OS_STDOUT_CAPTURE:true}