diff --git a/lib/modules/ens/register.js b/lib/modules/ens/register.js
index fdcf9abca..dd1a0d128 100644
--- a/lib/modules/ens/register.js
+++ b/lib/modules/ens/register.js
@@ -36,7 +36,7 @@ function registerSubDomain(ens, registrar, resolver, defaultAccount, subdomain,
       callback(null, transaction);
     })
     .catch(err => {
-      logger.error(err.message);
+      logger.error(err.message || err);
       callback('Failed to register with error: ' + (err.message || err));
     });
 }