diff --git a/app/assets/javascripts/locales/ru.js.erb b/app/assets/javascripts/locales/ru.js.erb
index 1f54e50d8e5..465531e15f6 100644
--- a/app/assets/javascripts/locales/ru.js.erb
+++ b/app/assets/javascripts/locales/ru.js.erb
@@ -1,3 +1,10 @@
 //= depend_on 'client.ru.yml'
 //= require locales/i18n
 <%= JsLocaleHelper.output_locale(:ru) %>
+
+I18n.pluralizationRules['ru'] = function (n) {
+  if (n == 0) return ["zero", "none", "other"];
+  if (n % 10 == 1 && n % 100 != 11) return "one";
+  if (n % 10 >= 2 && n % 10 <= 4 && (n % 100 < 10 || n % 100 >= 20)) return "few";
+  return "many";
+}