diff --git a/src/blockchain.js b/src/blockchain.js
index b44648d..4b1d507 100644
--- a/src/blockchain.js
+++ b/src/blockchain.js
@@ -355,6 +355,7 @@ class Blockchain {
     }
   }
 
+  // getMempoolAncestors
   async getMempoolAncestors(txid, verbose = false) {
     if (typeof txid !== "string") txid = JSON.stringify(txid)