diff --git a/.drone.yml b/.drone.yml
index b2e84d5..2b3aee2 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -4,6 +4,7 @@ steps:
 - name: test
   image: gcc:latest
   commands:
+  - sed -i 's/deb.debian.org/mirrors.tuna.tsinghua.edu.cn/g' /etc/apt/sources.list
   - apt-get update
   - apt-get install -y libboost-test-dev
   - make boosttest