diff --git a/.github/workflows/tests-and-linters.yml b/.github/workflows/tests-and-linters.yml
index 213fb543..600f550a 100644
--- a/.github/workflows/tests-and-linters.yml
+++ b/.github/workflows/tests-and-linters.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [2.7, 3.5, 3.6, 3.7, 3.8, 3.9, "3.10", pypy2, pypy3]
+        python-version: [2.7, 3.5, 3.6, 3.7, 3.8, 3.9, "3.10", 3.11, pypy2, pypy3]
     steps:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
@@ -31,7 +31,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
         with:
-          python-version: "3.10"
+          python-version: "3.11"
       - run: pip install tox cython
       - run: make cythonize
       - run: tox
@@ -48,7 +48,7 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-python@v2
         with:
-          python-version: "3.10"
+          python-version: "3.11"
       - run: pip install tox
       - run: tox
         env:
diff --git a/setup.py b/setup.py
index 82c8e8ff..890268e5 100644
--- a/setup.py
+++ b/setup.py
@@ -106,6 +106,7 @@ setup(name="dependency-injector",
           "Programming Language :: Python :: 3.8",
           "Programming Language :: Python :: 3.9",
           "Programming Language :: Python :: 3.10",
+          "Programming Language :: Python :: 3.11",
           "Programming Language :: Python :: Implementation :: CPython",
           "Programming Language :: Python :: Implementation :: PyPy",
           "Framework :: AsyncIO",
diff --git a/tox.ini b/tox.ini
index 726e77bc..52720d35 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 envlist=
-    coveralls, pylint, flake8, pydocstyle, 2.7, 3.5, 3.6, 3.7, 3.8, 3.9, 3.10, pypy2, pypy3
+    coveralls, pylint, flake8, pydocstyle, 2.7, 3.5, 3.6, 3.7, 3.8, 3.9, 3.10, 3.11, pypy2, pypy3
 
 [testenv]
 deps=