diff --git a/lib/mining/miner.js b/lib/mining/miner.js
index daa067ee..9a8913c7 100644
--- a/lib/mining/miner.js
+++ b/lib/mining/miner.js
@@ -469,7 +469,7 @@ class MinerOptions {
     this.chain = null;
     this.mempool = null;
 
-    this.version = 0;
+    this.version = -1;
     this.addresses = [];
     this.coinbaseFlags = Buffer.from(`mined by ${pkg.name}`, 'ascii');
     this.preverify = false;