diff --git a/.drone.yml b/.drone.yml
index 1fc2046..ecd9b1a 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -23,12 +23,12 @@ steps:
       stack_name: traefik
       tlsverify: true
     environment:
-      - docker_cacert:
-          from_secret: docker_cacert
-      - docker_cert:
-          from_secret: docker_cert
-      - docker_key:
-          from_secret: docker_key
+      docker_cacert:
+        from_secret: docker_cacert
+      docker_cert:
+        from_secret: docker_cert
+      docker_key:
+        from_secret: docker_key
 trigger:
   branch:
     - master