diff --git a/tox.ini b/tox.ini
index ab7be4d83..c3b8a258b 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,7 +4,7 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = py36-pyqt59-cov,misc,vulture,flake8,pylint,pyroma,check-manifest,eslint
+envlist = py36-pyqt511-cov,misc,vulture,flake8,pylint,pyroma,check-manifest,eslint
 distshare = {toxworkdir}
 skipsdist = true