diff --git a/tox.ini b/tox.ini
index 81f0f2dd..c8e80722 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,18 +1,19 @@
 [tox]
-envlist = py{38}
+envlist = py{38, 312}
 skip_missing_interpreters = True
 
 [testenv]
 deps = 
-      pytest
+    pytest
     -r{toxinidir}/requirements/testing.txt
-allowlist_externals=pytest
-commands=pytest {posargs:-n auto}
-setenv =
+allowlist_externals = pytest
+commands = pytest {posargs:-n auto}
+setenv = 
     AWS_DEFAULT_REGION=us-east-1
 
 [pytest]
 addopts = --cov tubular --cov-report term-missing --cov-report xml
 norecursedirs = .* requirements
-testpaths =
+testpaths = 
     tests
+