diff --git a/.drone.yml b/.drone.yml
index abeb5f5..c80076d 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -2,7 +2,7 @@
       prebuild:
         image: golang:1.9
         commands:
-          - echo $FOO
+          - echo ${foo}
           - IMAGE=dr.dnix.de/$DRONE_REPO_NAME
           - REV=$(git rev-list HEAD --count)
           - BUILDDATE=$(date)