diff --git a/public/locales/ru/common.json b/public/locales/ru/common.json
index b024d64ec..73da2e366 100644
--- a/public/locales/ru/common.json
+++ b/public/locales/ru/common.json
@@ -113,7 +113,7 @@
         "1hour": "1 Hour",
         "1day": "1 Day",
         "7days": "7 Days",
-        "30days": "30 Days"
+        "30days": "30 Дней"
     },
     "gotify": {
         "apps": "Applications",