diff --git a/tox.ini b/tox.ini
index 0f08f95..df1b1bb 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,7 +1,7 @@
 [tox]
 envlist =
     # list of supported Django/Python versioons:
-    py{36,37,38,39,py3}-dj{22,30,31,master}
+    py{36,37,38,39,py3}-dj{22,30,31,main}
     py38-{lint,docs}
 
 [gh-actions]
@@ -18,16 +18,16 @@ deps =
     dj22: django>=2.2,<2.3
     dj30: django>=3.0,<3.1
     dj31: django>=3.1,<3.2
-    djmaster: https://github.com/django/django/archive/master.tar.gz
+    djmain: https://github.com/django/django/archive/main.tar.gz
 usedevelop = True
 commands =
     {envbindir}/coverage run --source=defender {envbindir}/django-admin test defender --settings=defender.ci_settings
     {envbindir}/coverage report -m
     {envbindir}/coverage xml
-
-[testenv:py{36,37,38,39,py3}-dj{master}]
-ignore_errors = true
-ignore_outcome = true
+ignore_outcome =
+    djmain: True
+ignore_errors =
+    djmain: True
 
 [testenv:py38-docs]
 basepython = python3.8