diff --git a/lib/mining/template.js b/lib/mining/template.js
index 16eb7129..f635ed80 100644
--- a/lib/mining/template.js
+++ b/lib/mining/template.js
@@ -21,6 +21,7 @@ var consensus = require('../protocol/consensus');
 var policy = require('../protocol/policy');
 var encoding = require('../utils/encoding');
 var CoinView = require('../coins/coinview');
+var Script = require('../script/script');
 var common = require('./common');
 var DUMMY = new Buffer(0);