diff --git a/.drone.yml b/.drone.yml
index 51bd261..cd1401b 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -10,4 +10,5 @@ steps:
     - echo "StrictHostKeyChecking no" >> /etc/ssh/ssh_config
     - mkdir -p ~/.ssh
     - echo $KEY > ~/.ssh/id_rsa
+    - chmod 600 ~/.ssh/id_rsa
     - ssh kumoly@kumoly.io -p 2222 ls