diff --git a/.gitea/workflows/python-pep8.yaml b/.gitea/workflows/python-pep8.yaml
index e834e7b..52c3799 100644
--- a/.gitea/workflows/python-pep8.yaml
+++ b/.gitea/workflows/python-pep8.yaml
@@ -13,6 +13,7 @@ jobs:
 
       - name: Install dependencies
         run: |
+          python -m pip install --upgrade pip
           pip install flake8
 
       - name: Run checking