diff --git a/.drone.jsonnet b/.drone.jsonnet
index 5e5ec7f..1cd481e 100644
--- a/.drone.jsonnet
+++ b/.drone.jsonnet
@@ -72,7 +72,7 @@ local gen_pipeline(distro) =
   gen_pipeline('debian11'),
   {kind: 'pipeline',
     name: 'Send notification by email',
-    steps: email_notification(),
+    steps: [email_notification()],
     depends_on: 
       ['Test on %(distro)s' % { distro: distro }
         for distro in distros]