diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 13f908b5..7bee88f8 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -14,7 +14,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.8"
+          python-version: "3.9"
       - name: Install dependencies
         run: |
           python -m pip install pip --upgrade pip
diff --git a/pyproject.toml b/pyproject.toml
index 64f0275e..6bed9abb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -7,7 +7,7 @@ build-backend = "setuptools.build_meta"
 
 [tool.black]
 line-length = 88
-target-version = ["py38"]
+target-version = ["py39"]
 
 [tool.isort]
 profile = "black"