diff --git a/lib/bcoin/miner.js b/lib/bcoin/miner.js
index 430faf16..5aa68040 100644
--- a/lib/bcoin/miner.js
+++ b/lib/bcoin/miner.js
@@ -272,7 +272,8 @@ Miner.prototype.createBlock = function createBlock(version, callback) {
         coinbaseFlags: self.coinbaseFlags,
         witness: self.chain.segwitActive,
         parallel: self.options.parallel,
-        dsha256: self.dsha256
+        dsha256: self.dsha256,
+        network: self.network
       });
 
       if (!self.mempool)
@@ -366,6 +367,7 @@ function MinerBlock(options) {
   this.witness = options.witness;
   this.address = options.address;
   this.witnessNonce = null;
+  this.network = bcoin.network.get(options.network);
 
   // Create a coinbase
   this.coinbase = new bcoin.mtx();
@@ -451,7 +453,7 @@ MinerBlock.prototype.updateCommitment = function updateCommitment() {
 
 MinerBlock.prototype.updateCoinbase = function updateCoinbase() {
   this.coinbase.inputs[0].script[1] = bcoin.script.array(this.extraNonce);
-  this.coinbase.outputs[0].value = this.block.getReward();
+  this.coinbase.outputs[0].value = this.block.getReward(this.network);
 };
 
 /**