diff --git a/.drone.yml b/.drone.yml
index c4ec4428..61d16382 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -8,7 +8,7 @@ steps:
       - eval `ssh-agent -s`
       - echo "$SSH_PRIVATE_KEY" | ssh-add -
       - scp -r `pwd` isolated:/var/lib/builder
-      - ssh isolated cd src && flutter doctor
+      - ssh isolated "cd src && flutter doctor"
     environment:
       SSH_PRIVATE_KEY:
         from_secret: SSH_PRIVATE_KEY