diff --git a/.drone.yml b/.drone.yml
index 4b6a424e..5ef3a056 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -10,7 +10,7 @@ steps:
   - name: test
     image: node:12.16.1
     environment:
-      dev_env_file
+      dev_env_file: dev_env_file
     commands:
       - echo ${dev_env_file}
       - echo ${env_path}