diff --git a/lib/bcoin/chain.js b/lib/bcoin/chain.js
index 72cd7edd..3b43da1d 100644
--- a/lib/bcoin/chain.js
+++ b/lib/bcoin/chain.js
@@ -226,7 +226,7 @@ Chain.prototype.preload = function preload(callback) {
   });
 
   stream.on('end', function() {
-    return callback(null, height + 1);
+    return callback(height + 1);
   });
 };