diff --git a/.drone.yml b/.drone.yml
index 4a3499a..1e7b01f 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -17,30 +17,30 @@ steps:
   - name: copy-file-over-scp
     image: appleboy/drone-scp
     settings:
-      host: $SSH_HOST
-      username: $SSH_USER
+      host: [ SSH_HOST ]
+      username: [ SSH_USER ]
       port: 22
       ssh_key:
         from_secret: ssh-key
       source: 
         - schedule/schedule.md
-      target: $TARGET
+      target:[ TARGET ]
       strip_components: 0
       overwrite: true
       known_hosts: |
-        $KNOWN_HOST
+        [ KNOWN_HOST ]
   - name: run hugo
     image: appleboy/drone-ssh
     settings:
-      host: $SSH_HOST
-      username: $SSH_USER
+      host: [ SSH_HOST ]
+      username: [ SSH_USER ]
       port: 22
       ssh_key:
         from_secret: ssh-key
       known_hosts: |
-        $KNOWN_HOST
+        [ KNOWN_HOST ]
       script:
-        - cd $HUGO_ROOT
+        - cd [ HUGO_ROOT ]
         - hugo
 
 trigger: