diff --git a/tox.ini b/tox.ini
index 3af0fdf4f..0dabfd3a2 100644
--- a/tox.ini
+++ b/tox.ini
@@ -48,7 +48,7 @@ passenv = CI_* GITHUB_* AWS_* TWINE_* DOCKER_*
 deps =
   -rrequirements.txt
   pyinstaller==4.1
-  twine==3.2.0
+  twine==3.3.0
   awscli
 commands =
   mitmdump --version