diff --git a/src/domaindb.js b/src/domaindb.js
index 614f1dc3e..578a081b7 100644
--- a/src/domaindb.js
+++ b/src/domaindb.js
@@ -66,7 +66,7 @@ function add(name, data, callback) {
     ];
 
     database.transaction(queries, function (error) {
-        if (error && error.code === 'ER_DUP_ENTRY') return callback(new BoxError(BoxError.ALREADY_EXISTS, error));
+        if (error && error.code === 'ER_DUP_ENTRY') return callback(new BoxError(BoxError.ALREADY_EXISTS, 'Domain already exists'));
         if (error) return callback(new BoxError(BoxError.DATABASE_ERROR, error));
 
         callback(null);