diff --git a/sample-functions/nodeinfo-http/handler.js b/sample-functions/nodeinfo-http/handler.js
index c6f86d5d..f8416570 100644
--- a/sample-functions/nodeinfo-http/handler.js
+++ b/sample-functions/nodeinfo-http/handler.js
@@ -10,7 +10,7 @@ module.exports = async (event, context) => {
   let res = await info(content)
   return context
     .status(200)
-    .headers("Content-Type", "text/plain")
+    .headers({"Content-Type": "text/plain"})
     .succeed(res)
 }
 
diff --git a/sample-functions/stack.yml b/sample-functions/stack.yml
index 5257fec9..ecd59160 100644
--- a/sample-functions/stack.yml
+++ b/sample-functions/stack.yml
@@ -96,5 +96,3 @@ functions:
     image: functions/nodeinfo-http:latest
     environment:
       RAW_BODY: true
-
-