diff --git a/lib/wsapi/authenticate_user.js b/lib/wsapi/authenticate_user.js
index 3c7d321f2a94277b3b860c248001cb794a662a04..e867e8df4fa98927108e3d7b8a629f88ea6b4009 100644
--- a/lib/wsapi/authenticate_user.js
+++ b/lib/wsapi/authenticate_user.js
@@ -77,7 +77,7 @@ exports.process = function(req, res) {
 
           // if the work factor has changed, update the hash here.  issue #204
           // NOTE: this runs asynchronously and will not delay the response
-          if (config.get('bcrypt_work_factor') != bcrypt.get_rounds(hash))
+          if (config.get('bcrypt_work_factor') != bcrypt.getRounds(hash))
             updateHash(req, res, uid, hash);
         }
       });