diff --git a/.drone.yml b/.drone.yml
index 7d2e968..5aaadab 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -11,4 +11,5 @@ steps:
     repo: git.ericxliu.me/master/getting-started
     tags: latest
     platform: linux/amd64
-    custom_dns: [ 8.8.8.8 ]
\ No newline at end of file
+    custom_dns: [ 8.8.8.8 ]
+    mtu: 1450
\ No newline at end of file