diff --git a/.github/workflows/unittests.yml b/.github/workflows/unittests.yml
index 87f9ee1..ba9a6f7 100644
--- a/.github/workflows/unittests.yml
+++ b/.github/workflows/unittests.yml
@@ -11,6 +11,7 @@ jobs:
         python:
           - "3.11"
           - "3.12"
+          - "3.13"
     steps:
       - uses: actions/checkout@v4
       - name: Setup Python
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index df64885..06692d4 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -50,5 +50,3 @@ repos:
       - id: ruff-format
         args:
           - --check
-          - --target-version
-          - py311
diff --git a/pyproject.toml b/pyproject.toml
index 2ab7559..873fc43 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,6 +13,7 @@ classifiers = [
     "Programming Language :: Python",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Topic :: Games/Entertainment",
     "Topic :: Internet :: XMPP",
 ]
@@ -47,6 +48,7 @@ xpartamupp = "xpartamupp.xpartamupp:main"
 
 [tool.ruff]
 line-length = 99
+target-version = "py311"
 
 [tool.ruff.format]
 line-ending = "lf"