diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 2062144..e44bfe1 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -58,7 +58,7 @@ jobs:
         coverage run --source=impose -m pytest tests
     - name: Lint with flake8
       run: |
-        flake8 .
+        flake8 --exclude _version.py .
     - name: Upload coverage to Codecov
       uses: codecov/codecov-action@v3
 # There seems to be a problem with shapely/PyInstaller/macOS
diff --git a/.readthedocs.yml b/.readthedocs.yml
index ba8e6f6..c020b0b 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -10,4 +10,4 @@ python:
     - requirements: docs/requirements.txt
     - method: pip
       path: .
-  system_packages: false
+