diff --git a/src/NzbDrone.Core/Indexers/Newznab/Newznab.cs b/src/NzbDrone.Core/Indexers/Newznab/Newznab.cs
index 73a49735f..1f51a6266 100644
--- a/src/NzbDrone.Core/Indexers/Newznab/Newznab.cs
+++ b/src/NzbDrone.Core/Indexers/Newznab/Newznab.cs
@@ -43,15 +43,16 @@ namespace NzbDrone.Core.Indexers.Newznab
                 yield return GetDefinition("DrunkenSlug", GetSettings("https://api.drunkenslug.com"));
                 yield return GetDefinition("Nzb.su", GetSettings("https://api.nzb.su"));
                 yield return GetDefinition("NZBCat", GetSettings("https://nzb.cat"));
-                yield return GetDefinition("NZBFinder.ws", GetSettings("https://nzbfinder.ws", 5010, 5030, 5040, 5045));
+                yield return GetDefinition("NZBFinder.ws", GetSettings("https://nzbfinder.ws", categories: new[] { 5010, 5030, 5040, 5045 }));
                 yield return GetDefinition("NZBgeek", GetSettings("https://api.nzbgeek.info"));
                 yield return GetDefinition("nzbplanet.net", GetSettings("https://api.nzbplanet.net"));
-                yield return GetDefinition("Nzbs.org", GetSettings("http://nzbs.org", 5000));
+                yield return GetDefinition("Nzbs.org", GetSettings("http://nzbs.org", categories: new[] { 5000 }));
                 yield return GetDefinition("omgwtfnzbs", GetSettings("https://api.omgwtfnzbs.me"));
                 yield return GetDefinition("OZnzb.com", GetSettings("https://api.oznzb.com"));
                 yield return GetDefinition("PFmonkey", GetSettings("https://www.pfmonkey.com"));
                 yield return GetDefinition("SimplyNZBs", GetSettings("https://simplynzbs.com"));
                 yield return GetDefinition("Usenet Crawler", GetSettings("https://www.usenet-crawler.com"));
+                yield return GetDefinition("AnimeTosho Usenet", GetSettings("https://animetosho.org", apiPath: @"/feed/nabapi", categories: new int[0], animeCategories: new[] { 5070 }));
             }
         }
 
@@ -76,15 +77,25 @@ namespace NzbDrone.Core.Indexers.Newznab
                    };
         }
 
-        private NewznabSettings GetSettings(string url, params int[] categories)
+        private NewznabSettings GetSettings(string url, string apiPath = null, int[] categories = null, int[] animeCategories = null)
         {
             var settings = new NewznabSettings { BaseUrl = url };
 
-            if (categories.Any())
+            if (categories != null)
             {
                 settings.Categories = categories;
             }
 
+            if (animeCategories != null)
+            {
+                settings.AnimeCategories = animeCategories;
+            }
+
+            if (apiPath.IsNotNullOrWhiteSpace())
+            {
+                settings.ApiPath = apiPath;
+            }
+
             return settings;
         }
 
diff --git a/src/NzbDrone.Core/Indexers/Torznab/Torznab.cs b/src/NzbDrone.Core/Indexers/Torznab/Torznab.cs
index 5027cf6f8..d2bd2de02 100644
--- a/src/NzbDrone.Core/Indexers/Torznab/Torznab.cs
+++ b/src/NzbDrone.Core/Indexers/Torznab/Torznab.cs
@@ -40,6 +40,7 @@ namespace NzbDrone.Core.Indexers.Torznab
             get
             {
                 yield return GetDefinition("HD4Free.xyz", GetSettings("http://hd4free.xyz"));
+                yield return GetDefinition("AnimeTosho Torrents", GetSettings("https://animetosho.org", apiPath: @"/feed/nabapi", categories: new int[0], animeCategories: new[] { 5070 }));
             }
         }
 
@@ -64,15 +65,25 @@ namespace NzbDrone.Core.Indexers.Torznab
                    };
         }
 
-        private TorznabSettings GetSettings(string url, params int[] categories)
+        private TorznabSettings GetSettings(string url, string apiPath = null, int[] categories = null, int[] animeCategories = null)
         {
             var settings = new TorznabSettings { BaseUrl = url };
 
-            if (categories.Any())
+            if (categories != null)
             {
                 settings.Categories = categories;
             }
 
+            if (animeCategories != null)
+            {
+                settings.AnimeCategories = animeCategories;
+            }
+
+            if (apiPath.IsNotNullOrWhiteSpace())
+            {
+                settings.ApiPath = apiPath;
+            }
+
             return settings;
         }