diff --git a/README.md b/README.md
index 37599d9..22fadac 100644
--- a/README.md
+++ b/README.md
@@ -39,7 +39,7 @@ tox
 and with test coverage:
 
 ```bash
-tox -e py37-cov
+tox -e py311-cov
 ```
 
 The easiest way to write tests, is to edit tests/fixtures.md
@@ -47,7 +47,7 @@ The easiest way to write tests, is to edit tests/fixtures.md
 To run the code formatting and style checks:
 
 ```bash
-tox -e py37-pre-commit
+tox -e py311-pre-commit
 ```
 
 or directly
@@ -60,7 +60,7 @@ pre-commit run --all
 To run the pre-commit hook test:
 
 ```bash
-tox -e py37-hook
+tox -e py311-hook
 ```
 
 ## Publish to PyPi
diff --git a/tox.ini b/tox.ini
index a3afef0..22d0b81 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,20 +1,20 @@
 [tox]
-envlist = py{36,37,38,39}
+envlist = py{38,39,310,311,312}
 isolated_build = True
 
-[testenv:py{36,37,38,39}]
+[testenv:py{38,39,310,311,312}]
 extras = test
 commands = pytest {posargs}
 
-[testenv:py{36,37,38,39}-cov]
+[testenv:py{38,39,310,311,312}-cov]
 extras = test
 commands = pytest --cov={envsitepackagesdir}/mdformat_pelican {posargs}
 
-[testenv:py{36,37,38,39}-pre-commit]
+[testenv:py{38,39,310,311,312}-pre-commit]
 extras = dev
 commands = pre-commit run {posargs}
 
-[testenv:py{36,37,38,39}-hook]
+[testenv:py{38,39,310,311,312}-hook]
 extras = dev
 commands = pre-commit run --config .pre-commit-test.yaml {posargs:--all-files --verbose --show-diff-on-failure}