diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 1681f91..bc28211 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -23,7 +23,7 @@ jobs:
       matrix:
         # TODO: add windows-latest
         os: [ubuntu-latest, macos-latest]
-        python: ['3.6', '3.7', '3.8', '3.9', '3.10', '3.11', 'pypy-3.9']
+        python: ['3.7', '3.8', '3.9', '3.10', '3.11', 'pypy-3.9']
       fail-fast: false
     runs-on: ${{ matrix.os }}
     steps:
diff --git a/tox.ini b/tox.ini
index 29a5c47..0b3198e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,10 +1,9 @@
 [tox]
-envlist=flake8,py36,py37,py38,py39,py310,py311,pypy3,docs
+envlist=flake8,py37,py38,py39,py310,py311,pypy3,docs
 skip_missing_interpreters=True
 
 [gh-actions]
 python =
-    3.6: py36
     3.7: py37
     3.8: py38
     3.9: py39
@@ -27,7 +26,7 @@ commands=
 changedir=docs
 deps=
     sphinx
-whitelist_externals=
+allowlist_externals=
     make
 commands=
     make html