diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index c2b24085cc655..5c23fd3b65716 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -131,7 +131,7 @@ jobs:
           override: true
       - uses: actions/setup-python@v4
         with:
-          python-version: "3.10"
+          python-version: "3.11"
       - run: pip install maturin
       - uses: actions/cache@v3
         env:
diff --git a/README.md b/README.md
index 2fcb096a63677..71fd30bc1bf5b 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ An extremely fast Python linter, written in Rust.
 
 - ⚡️  10-100x faster than existing linters
 - 🐍  Installable via `pip`
-- 🤝  Python 3.10 compatibility
+- 🤝  Python 3.11 compatibility
 - 🛠️  `pyproject.toml` support
 - 📦  Built-in caching, to avoid re-analyzing unchanged files
 - 🔧  Autofix support, for automatic error correction (e.g., automatically remove unused imports)
@@ -1175,7 +1175,7 @@ jobs:
       - name: Install Python
         uses: actions/setup-python@v4
         with:
-          python-version: "3.10"
+          python-version: "3.11"
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
diff --git a/flake8_to_ruff/pyproject.toml b/flake8_to_ruff/pyproject.toml
index 94d4ce5a3966c..16173f7d0d130 100644
--- a/flake8_to_ruff/pyproject.toml
+++ b/flake8_to_ruff/pyproject.toml
@@ -12,6 +12,7 @@ classifiers = [
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3 :: Only",
     "Topic :: Software Development :: Libraries :: Python Modules",
     "Topic :: Software Development :: Quality Assurance",
diff --git a/pyproject.toml b/pyproject.toml
index aad23077fa53b..cd69b1abe8973 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,6 +12,7 @@ classifiers = [
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3 :: Only",
     "Topic :: Software Development :: Libraries :: Python Modules",
     "Topic :: Software Development :: Quality Assurance",