diff --git a/.github/workflows/python-ci.yml b/.github/workflows/python-ci.yml
index 0de6ee0..c7ca99a 100644
--- a/.github/workflows/python-ci.yml
+++ b/.github/workflows/python-ci.yml
@@ -23,7 +23,7 @@ jobs:
       USING_COVERAGE: '3.9'
     strategy:
       matrix:
-        python: [3.8, 3.9]
+        python: ['3.8', '3.9']
     steps:
       - name: Checkout Repository
         uses: actions/checkout@v3
@@ -60,7 +60,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: 3.8
+          python-version: "3.9"
 
       - name: Make package
         run: |
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 9f26cb3..667b70f 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -12,10 +12,10 @@ jobs:
     if: "github.event.pull_request.merged == true"
     runs-on: ubuntu-latest
     env:
-      USING_COVERAGE: '3.8'
+      USING_COVERAGE: '3.9'
     strategy:
       matrix:
-        python: [ 3.8 ]
+        python: ['3.8', '3.9']
     steps:
       - name: Checkout Repository
         uses: actions/checkout@v3
diff --git a/setup.py b/setup.py
index c80a37e..f5fd9d7 100644
--- a/setup.py
+++ b/setup.py
@@ -33,6 +33,7 @@
         "Topic :: Software Development :: Libraries :: Python Modules",
         "License :: OSI Approved :: MIT License",
         "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
         "Operating System :: OS Independent",
     ],
     python_requires=">=3.6",
diff --git a/tox.ini b/tox.ini
index 57f36f6..1a36ae9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = {py38}
+envlist = {py38,py39}
 
 [testenv]
 setenv =