diff --git a/src/aws.js b/src/aws.js
index 0df73b812..8ec71c16b 100644
--- a/src/aws.js
+++ b/src/aws.js
@@ -13,7 +13,7 @@ var assert = require('assert'),
     AWS = require('aws-sdk'),
     config = require('./config.js'),
     debug = require('debug')('box:aws'),
-    SubdomainError = require('./subdomains.js').SubdomainError,
+    BackupError = require('./backups.js').BackupError,
     superagent = require('superagent');
 
 function getBackupCredentials(callback) {
@@ -39,7 +39,7 @@ function getBackupCredentials(callback) {
             callback(null, credentials);
         });
     } else {
-        if (!config.aws().accessKeyId || !config.aws().secretAccessKey) return callback(new SubdomainError(SubdomainError.MISSING_CREDENTIALS));
+        if (!config.aws().accessKeyId || !config.aws().secretAccessKey) return callback(new BackupError(BackupError.MISSING_CREDENTIALS));
 
         var credentials = {
             accessKeyId: config.aws().accessKeyId,
diff --git a/src/backups.js b/src/backups.js
index 3acc537e5..414ff42a3 100644
--- a/src/backups.js
+++ b/src/backups.js
@@ -39,6 +39,7 @@ function BackupsError(reason, errorOrMessage) {
 util.inherits(BackupsError, Error);
 BackupsError.EXTERNAL_ERROR = 'external error';
 BackupsError.INTERNAL_ERROR = 'internal error';
+BackupsError.MISSING_CREDENTIALS = 'missing credentials';
 
 function getAllPaged(page, perPage, callback) {
     assert.strictEqual(typeof page, 'number');