diff --git a/.gitea/workflows/ci.yaml b/.gitea/workflows/ci.yaml
index bcc4c9c..a0d5150 100644
--- a/.gitea/workflows/ci.yaml
+++ b/.gitea/workflows/ci.yaml
@@ -21,7 +21,7 @@ jobs:
           echo "deb https://mirror.nju.edu.cn/ubuntu/ noble main restricted universe multiverse" > /etc/apt/sources.list.d/ubuntu.sources
           echo "deb https://mirror.nju.edu.cn/ubuntu/ noble-updates main restricted universe multiverse" >> /etc/apt/sources.list.d/ubuntu.sources
           echo "deb https://mirror.nju.edu.cn/ubuntu/ noble-backports main restricted universe multiverse" >> /etc/apt/sources.list.d/ubuntu.sources
-          echo "https://mirror.nju.edu.cn/ubuntu/ noble-security main restricted universe multiverse" >> /etc/apt/sources.list.d/ubuntu.sources
+          echo "deb https://mirror.nju.edu.cn/ubuntu/ noble-security main restricted universe multiverse" >> /etc/apt/sources.list.d/ubuntu.sources
 
       - name: Apt Update
         run: |