diff --git a/lib/net/peer.js b/lib/net/peer.js
index e80cdcde..932576bc 100644
--- a/lib/net/peer.js
+++ b/lib/net/peer.js
@@ -2493,7 +2493,7 @@ Peer.prototype.sync = function sync() {
     return Promise.resolve();
 
   if (this.options.witness && !this.version.hasWitness())
-    return;
+    return Promise.resolve();
 
   if (!this.isLoader()) {
     if (!this.chain.synced)