diff --git a/lib/kafka.js b/lib/kafka.js
index 02c865e0..6d007009 100644
--- a/lib/kafka.js
+++ b/lib/kafka.js
@@ -56,7 +56,6 @@ async function sendMessage(params, topic) {
     topic,
     messages: [
       {
-        key: 'key',
         value: JSON.stringify(params),
       },
     ],