diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 346756e..dc7d4d5 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -14,7 +14,7 @@ jobs:
       - name: Setup Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.12"
+          python-version: "3.13"
       - name: Set manifest version number
         run: |
           python ${{ github.workspace }}/.github/scripts/update_hacs_manifest.py --version ${{ github.ref_name }}
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index c31fabf..417a400 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.12"]
+        python-version: ["3.13"]
 
     steps:
       - uses: MathRobin/timezone-action@v1.1
diff --git a/ruff.toml b/ruff.toml
index ea9cbe1..b924905 100644
--- a/ruff.toml
+++ b/ruff.toml
@@ -32,8 +32,8 @@ exclude = [
 line-length = 88
 indent-width = 4
 
-# Assume Python 3.12
-target-version = "py312"
+# Assume Python 3.13
+target-version = "py313"
 
 [lint]
 # Enable Pyflakes (`F`) and a subset of the pycodestyle (`E`)  codes by default.