diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index a48da34..dd64bee 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -22,21 +22,16 @@ jobs:
         # This information is repeated in tox.ini
         # (see https://github.com/fedora-python/tox-github-action/issues/8)
         # Generate it by: tox -l | sed "s/^/- /"
-        - py36-toxrelease
+        - py36-tox3
         - py36-toxmaster
-        - py36-tox315
-        - py37-toxrelease
+        - py37-tox3
         - py37-toxmaster
-        - py37-tox315
-        - py38-toxrelease
+        - py38-tox3
         - py38-toxmaster
-        - py38-tox315
-        - py39-toxrelease
+        - py39-tox3
         - py39-toxmaster
-        - py39-tox315
-        - py310-toxrelease
+        - py310-tox3
         - py310-toxmaster
-        - py310-tox315
         - py37-tox4
         - py38-tox4
         - py39-tox4
diff --git a/tox.ini b/tox.ini
index 9ed86b7..11aa1eb 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,14 +2,13 @@
 
 # This information is repeated in .github/workflows/main.yaml
 # (see https://github.com/fedora-python/tox-github-action/issues/8)
-envlist = {py36,py37,py38,py39,py310}-tox{release,master,315},{py37,py38,py39,py310}-tox4
+envlist = {py36,py37,py38,py39,py310}-tox{3,master},{py37,py38,py39,py310}-tox4
 
 [testenv]
 extras =
     tests
 deps=
-    tox315: tox >=3.15,<3.16
-    toxrelease: tox < 4
+    tox3: tox < 4
     toxmaster: git+https://github.com/tox-dev/tox.git@legacy
     tox4: git+https://github.com/tox-dev/tox.git@rewrite
 commands =