diff --git a/src/Jackett.Common/Definitions/soundpark.yml b/src/Jackett.Common/Definitions/soundpark.yml
index bd177b908..50e4ef3a4 100644
--- a/src/Jackett.Common/Definitions/soundpark.yml
+++ b/src/Jackett.Common/Definitions/soundpark.yml
@@ -2,7 +2,7 @@
   site: soundpark
   name: SoundPark
   description: "SoundPark Semi-Private RUSSIAN site dedicated to MUSIC."
-  language: ru-RU
+  language: ru-ru
   type: semi-private
   encoding: UTF-8
   links:
diff --git a/src/Jackett.Common/Definitions/vanila.yml b/src/Jackett.Common/Definitions/vanila.yml
index c1cffdb94..33d01facd 100644
--- a/src/Jackett.Common/Definitions/vanila.yml
+++ b/src/Jackett.Common/Definitions/vanila.yml
@@ -2,7 +2,7 @@
   site: vanila
   name: Vanila
   description: "Vanila is a RUSSIAN Semi-Private Torrent Tracker for MOVIES / TV / MUSIC"
-  language: ru
+  language: ru-ru
   type: semi-private
   encoding: UTF-8
   links:
diff --git a/src/Jackett.Common/Indexers/AniDub.cs b/src/Jackett.Common/Indexers/AniDub.cs
index c4087c8f0..5db768cbc 100644
--- a/src/Jackett.Common/Indexers/AniDub.cs
+++ b/src/Jackett.Common/Indexers/AniDub.cs
@@ -37,7 +37,7 @@ namespace Jackett.Common.Indexers
                            configData: new ConfigurationDataAniDub())
         {
             Encoding = Encoding.UTF8;
-            Language = "ru-RU";
+            Language = "ru-ru";
             Type = "semi-private";
 
             AddCategoryMapping(2, TorznabCatType.TVAnime, "Аниме TV");