diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9d42aa8..8cd7cc3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -26,7 +26,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        python-version: ["3.7", "3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.8", "3.9", "3.10", "3.11"]
         include:
         - os: windows-latest
           python-version: 3.8
@@ -39,6 +39,7 @@ jobs:
       uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
+        cache: pip
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
@@ -60,7 +61,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest]
-        python-version: ["3.7", "3.10"]
+        python-version: ["3.8", "3.10"]
 
     runs-on: ${{ matrix.os }}
 
@@ -70,6 +71,7 @@ jobs:
       uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
+        cache: pip
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
@@ -90,6 +92,7 @@ jobs:
       uses: actions/setup-python@v4
       with:
         python-version: "3.9"
+        cache: pip
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
@@ -97,6 +100,25 @@ jobs:
     - name: Build documentation
       run: sphinx-build -nW --keep-going -b ${{ matrix.format }} docs/ docs/_build/${{ matrix.format }}
 
+  # https://github.com/marketplace/actions/alls-green#why
+  check:  # This job does nothing and is only used for the branch protection
+
+    if: always()
+
+    needs:
+    - pre-commit
+    - tests
+    - tests-sphinx4
+    - docs-build-format
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Decide whether the needed jobs succeeded or failed
+      uses: re-actors/alls-green@release/v1
+      with:
+        jobs: ${{ toJSON(needs) }}
+
   publish:
 
     name: Publish to PyPi
diff --git a/pyproject.toml b/pyproject.toml
index f47d1ef..ca32898 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,7 +15,6 @@ classifiers = [
     "Intended Audience :: Developers",
     "License :: OSI Approved :: MIT License",
     "Programming Language :: Python :: 3",
-    "Programming Language :: Python :: 3.7",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",
     "Programming Language :: Python :: 3.10",
@@ -27,7 +26,7 @@ classifiers = [
     "Topic :: Text Processing :: Markup :: reStructuredText",
 ]
 keywords = ["sphinx", "extension", "material design", "web components"]
-requires-python = ">=3.7"
+requires-python = ">=3.8"
 dependencies = ["sphinx>=4,<7"]
 
 [project.urls]