diff --git a/tox.ini b/tox.ini
index e4d0d5b0..6255e979 100644
--- a/tox.ini
+++ b/tox.ini
@@ -55,9 +55,3 @@ builtins = _
 exclude = .venv,.git,.tox,dist,doc,*.egg
 # W504 line break after binary operator
 ignore = W504
-
-[testenv:lower-constraints]
-deps =
-  -c{toxinidir}/lower-constraints.txt
-  -r{toxinidir}/test-requirements.txt
-  -r{toxinidir}/requirements.txt