1 files changed, 1 insertions, 1 deletions

diff --git a/tox.ini b/tox.ini
index f8b258d7e..6090c6d9d 100644
--- a/tox.ini
+++ b/tox.ini
@@ -160,7 +160,7 @@ commands =
 [testenv:pyinstaller]
 basepython = {env:PYTHON:python3}
 pip_version = pip
-passenv = APPDATA HOME
+passenv = APPDATA HOME PYINSTALLER_DEBUG
 deps =
     -r{toxinidir}/requirements.txt
     -r{toxinidir}/misc/requirements/requirements-pyinstaller.txt