diff --git a/.drone.yml b/.drone.yml
index 962c345..4b13860 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -11,6 +11,8 @@ steps:
   image: plugins/docker
   settings:
     repo: badjware/nextcloud-tweak
+    # docker use a mtu of 1500 by default, which may cause packet drop in k8s
+    mtu: 1450
     auto_tag: true
     username:
       from_secret: docker_username
@@ -29,6 +31,8 @@ steps:
   image: plugins/docker
   settings:
     repo: badjware/nextcloud-tweak
+    # docker use a mtu of 1500 by default, which may cause packet drop in k8s
+    mtu: 1450
     auto_tag: true
     username:
       from_secret: docker_username