diff --git a/lib/utils.js b/lib/utils.js
index 73f9999..407fe1c 100644
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -24,8 +24,7 @@ exports.instanceId = function () {
 /**
  * Validate miner address
  **/
-let addressBase58Prefix = parseInt(cnUtil.address_decode(Buffer.from(config.poolServer.poolAddress))
-	.toString());
+let addressBase58Prefix = parseInt(cnUtil.address_decode(Buffer.from(config.poolServer.poolAddress)).toString());
 let integratedAddressBase58Prefix = config.poolServer.intAddressPrefix ? parseInt(config.poolServer.intAddressPrefix) : addressBase58Prefix + 1;
 let subAddressBase58Prefix = config.poolServer.subAddressPrefix ? parseInt(config.poolServer.subAddressPrefix) : "N/A";
 
@@ -34,11 +33,11 @@ function getAddressPrefix (address) {
 	let addressBuffer = Buffer.from(address);
 
 	let addressPrefix = cnUtil.address_decode(addressBuffer);
-	if (addressPrefix) addressPrefix = parseInt(addressPrefix.toString());
-
+	if (addressPrefix) {
+		addressPrefix = parseInt(addressPrefix.toString());
+	}
 	if (!addressPrefix) {
 		addressPrefix = cnUtil.address_decode_integrated(addressBuffer);
-		if (addressPrefix) addressPrefix = parseInt(addressPrefix.toString());
 	}
 
 	return addressPrefix || null;
@@ -59,7 +58,7 @@ function characterCount (string, char) {
 	let matches = string.match(re)
 	return matches === null ? 0 : matches.length;
 }
-exports.characterCount = characterCount
+exports.characterCount = characterCount;
 
 // Validate miner address
 exports.validateChildMinerAddress = (address, index) => {