diff --git a/.github/workflows/python-app.yml b/.github/workflows/python-app.yml
index 89272ea..d980db8 100644
--- a/.github/workflows/python-app.yml
+++ b/.github/workflows/python-app.yml
@@ -16,22 +16,25 @@ jobs:
 
     strategy:
       matrix:
-        python-version: [3.7, 3.8, 3.9, "3.10"]
+        python-version: [3.7, 3.8, 3.9, "3.10", "3.11"]
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v3
       with:
         python-version: ${{ matrix.python-version }}
-    - name: Install dependencies
-      run: |
-        python -m pip install --upgrade pip
-        pip install flake8
-        pip install -r requirements.txt
     - name: Lint with flake8
       run: |
-        # stop the build if there are Python syntax errors or undefined names
-        flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
-        # exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
-        flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
+        pip install -U flake8
+        flake8 . --max-line-length=127
+    - name: Verify sorted imports
+      run: |
+        python -m pip install isort
+        isort . -m HANGING_INDENT -l 120 --check-only
+    - name: Test install
+      run: |
+        python3 -m pip install .
+    - name: Test show usage
+      run: |
+        python -m cfprefsmon --help
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