diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 3c62a26..ebca4ab 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -30,7 +30,11 @@ jobs:
 
       - name: 安装 Python 3.11
         run: |
-          apt-get update
+          sudo apt-get update
+          sudo apt-get install -y software-properties-common
+          sudo add-apt-repository -y ppa:deadsnakes/ppa
+          sudo apt-get update
+
           apt-get install -y python3.11 python3.11-venv python3.11-distutils python3-pip
           update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.11 1
           python3 --version