diff --git a/lib/net/bip152.js b/lib/net/bip152.js
index a08f04fa..ea34c784 100644
--- a/lib/net/bip152.js
+++ b/lib/net/bip152.js
@@ -216,6 +216,9 @@ CompactBlock.prototype.fillMempool = function fillMempool(witness, mempool) {
   var hashes = mempool.getSnapshot();
   var i, id, index, hash, tx;
 
+  if (this.count === this.totalTX)
+    return true;
+
   for (i = 0; i < hashes.length; i++) {
     hash = hashes[i];
     tx = mempool.getTX(hash);