diff --git a/src/config/locales/mn-MN.json b/src/config/locales/mn-MN.json
index 25915a8d2..6a18f5b4f 100644
--- a/src/config/locales/mn-MN.json
+++ b/src/config/locales/mn-MN.json
@@ -228,7 +228,8 @@
     "removed_hint": "The post was removed by",
     "copy_link": "Copy Link",
     "reblogged": "reblogged by",
-    "sponsored": "SPONSORED"
+    "sponsored": "SPONSORED",
+    "open_thread": "Open Thread"
   },
   "drafts": {
     "title": "Drafts",