diff --git a/.github/workflows/integration.yml b/.github/workflows/integration.yml
index 1268fcc2..ddc86cb1 100644
--- a/.github/workflows/integration.yml
+++ b/.github/workflows/integration.yml
@@ -12,7 +12,14 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: [3.5, 3.6, 3.7, 3.8, 3.9, pypy3]
+        python-version:
+          - '3.5'
+          - '3.6'
+          - '3.7'
+          - '3.8'
+          - '3.9'
+          - '3.10-dev'
+          - 'pypy3'
 
     steps:
       - uses: actions/checkout@v2
@@ -34,10 +41,10 @@ jobs:
           time archey
           time python -m archey
 
-      # Currently disabled against Python 3.9.
+      # Currently disabled against Python >= 3.9.
       # See PyCQA/pylint#3882 & PyCQA/pylint#3890.
       - name: Lint source code against Pylint
-        if: ${{ matrix.python-version != '3.9' }}
+        if: ${{ matrix.python-version != '3.9' && matrix.python-version != '3.10-dev' }}
         run: pylint archey/
 
       # Disabled against Pypy (see python/typed_ast#111).
@@ -64,8 +71,9 @@ jobs:
           rm dist/archey
 
       # Disabled against PyPy (see <https://stackoverflow.com/a/22245203>).
+      # Currently disabled against Python 3.10.
       - name: Standalone building (with PyInstaller)
-        if: ${{ matrix.python-version != 'pypy3' }}
+        if: ${{ matrix.python-version != 'pypy3' && matrix.python-version != '3.10-dev' }}
         run: |
           pyinstaller \
             --distpath dist \
diff --git a/packaging/build.sh b/packaging/build.sh
index 2ff6b042..1213e944 100644
--- a/packaging/build.sh
+++ b/packaging/build.sh
@@ -35,7 +35,7 @@ NAME="$(python3 setup.py --name)"
 VERSION="$(python3 setup.py --version)"
 AUTHOR="$(python3 setup.py --author)"
 AUTHOR_EMAIL="$(python3 setup.py --author-email)"
-SUPPORTED_PYTHON_VERSIONS="$(python3 setup.py --classifiers | grep 'Programming Language' | grep -Po '\d\.\d')"
+SUPPORTED_PYTHON_VERSIONS="$(python3 setup.py --classifiers | grep 'Programming Language' | grep -Po '\d+\.\d+')"
 
 
 # DRY.
diff --git a/setup.py b/setup.py
index 2ce693da..90a8a082 100644
--- a/setup.py
+++ b/setup.py
@@ -61,6 +61,7 @@
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
+        'Programming Language :: Python :: 3.10',
         'Topic :: System'
     ]
 )