diff --git a/lib/modules/ens/embarkjs.js b/lib/modules/ens/embarkjs.js
index 779d3ec5..a3736324 100644
--- a/lib/modules/ens/embarkjs.js
+++ b/lib/modules/ens/embarkjs.js
@@ -196,7 +196,7 @@ __embarkENS.resolve = function (name) {
   }).then((addr) => {
     return addr;
   }).catch((err) => {
-    if (err == 'Error: Couldn\'t decode address from ABI: 0x') {
+    if (err === NoDecodeAddrError) {
       console.log(name + " is not registered");
       return "0x";
     }
@@ -219,7 +219,7 @@ __embarkENS.lookup = function (address) {
     let resolverContract = new EmbarkJS.Contract({abi: self.resolverInterface, address: resolverAddress});
     return resolverContract.methods.name(node).call();
   }).catch((err) => {
-    if (err == 'ERROR: The returned value is not a convertible string: 0x0' || err == 'Error: Couldn\'t decode address from ABI: 0x') {
+    if (err === NoDecodeStringError || err === NoDecodeAddrError) {
       console.log('Address does not resolve to name. Try syncing chain.');
       return "";
     }