diff --git a/.github/workflows/master-build.yml b/.github/workflows/master-build.yml
index 3f34ef8..2210b30 100644
--- a/.github/workflows/master-build.yml
+++ b/.github/workflows/master-build.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.9", "3.10", "3.11"]
+        python-version: ["3.10", "3.11"]
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python ${{ matrix.python-version }}
diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index a788b80..7d75f8f 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.9", "3.10", "3.11"]
+        python-version: ["3.10", "3.11"]
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python ${{ matrix.python-version }}
diff --git a/tox.ini b/tox.ini
index 564711e..d0dd878 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,7 +2,7 @@
 minversion = 2.9.0
 skipdist = True
 skip_missing_interpreters = true
-envlist = pep8,py{39,310}
+envlist = pep8,py{310}
 #requires = tox-pipenv
 #           pip==22.0.4
 #           pip-tools==5.4.0