diff --git a/packages/status-js/src/utils/payload-to-id.ts b/packages/status-js/src/utils/payload-to-id.ts
index 2b2181f..5486d3c 100644
--- a/packages/status-js/src/utils/payload-to-id.ts
+++ b/packages/status-js/src/utils/payload-to-id.ts
@@ -5,7 +5,7 @@ export function payloadToId(
   payload: Uint8Array,
   publicKey: Uint8Array
 ): string {
-  const hash = keccak256(concatBytes(payload, publicKey))
+  const hash = keccak256(concatBytes(publicKey, payload)) // order matters
   const hex = bytesToHex(hash)
 
   return `0x${hex}`