1 files changed, 1 insertions, 1 deletions

diff --git a/tox.ini b/tox.ini
index 8513619f..73600759 100644
--- a/tox.ini
+++ b/tox.ini
@@ -40,7 +40,7 @@ commands =
 passenv = CI_* GITHUB_* AWS_* TWINE_* DOCKER_*
 deps =
   -rrequirements.txt
-  pyinstaller==3.6
+  pyinstaller==3.5
   twine==3.1.1
   awscli
 commands =