diff --git a/app/assets/javascripts/locales/i18n.js b/app/assets/javascripts/locales/i18n.js
index 472400c9eba..03cdfeb2076 100644
--- a/app/assets/javascripts/locales/i18n.js
+++ b/app/assets/javascripts/locales/i18n.js
@@ -61,6 +61,9 @@ I18n.pluralizationRules = {
   },
   "zh_TW": function(n) {
     return n === 0 ? ["zero", "none", "other"] : "other";
+  },
+  "ko": function(n) {
+    return n === 0 ? ["zero", "none", "other"] : "other";
   }
 };