diff --git a/.github/workflows/apidocs.yml b/.github/workflows/apidocs.yml
index 5ec56cf..5f4bea7 100644
--- a/.github/workflows/apidocs.yml
+++ b/.github/workflows/apidocs.yml
@@ -8,15 +8,14 @@ jobs:
 
     steps:
     - uses: actions/checkout@master
-    - name: Set up Python 3.8
-      uses: actions/setup-python@v2
+    - name: Set up Python 3.12
+      uses: actions/setup-python@v5
       with:
-        python-version: 3.8
+        python-version: 3.12
 
     - name: Install requirements for documentation generation
       run: |
-        python -m pip install --upgrade pip setuptools wheel
-        python -m pip install pytest pydoctor>=22.3.0 . 
+        python -m pip install .[docs]
 
     - name: Generate API documentation with pydoctor
       run: |
@@ -30,12 +29,12 @@ jobs:
             --html-output=./apidocs \
             --project-base-dir="." \
             --docformat=restructuredtext \
-            --system-class=docstring_parser.tests._pydoctor.HidesTestsPydoctorSystem \
+            --privacy="HIDDEN:docstring_parser.tests" \
             --intersphinx=https://docs.python.org/3/objects.inv \
             ./docstring_parser
 
     - name: Push API documentation to Github Pages
-      uses: peaceiris/actions-gh-pages@v3
+      uses: peaceiris/actions-gh-pages@v4
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}
         publish_dir: ./apidocs
diff --git a/pyproject.toml b/pyproject.toml
index 410d1a7..5658a15 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -40,7 +40,7 @@ test = [
     "pytest",
 ]
 docs = [
-    "pydoctor >= 22.3.0",
+    "pydoctor >= 25.4.0",
 ]
 dev = [
     "docstring_parser[test]",