diff --git a/src/NzbDrone.Core.Test/IndexerTests/NewznabTests/NewznabRequestGeneratorFixture.cs b/src/NzbDrone.Core.Test/IndexerTests/NewznabTests/NewznabRequestGeneratorFixture.cs
index 49e26fe55a..2211bd24e1 100644
--- a/src/NzbDrone.Core.Test/IndexerTests/NewznabTests/NewznabRequestGeneratorFixture.cs
+++ b/src/NzbDrone.Core.Test/IndexerTests/NewznabTests/NewznabRequestGeneratorFixture.cs
@@ -1,4 +1,4 @@
-using System.Linq;
+using System.Linq;
 using FluentAssertions;
 using Moq;
 using NUnit.Framework;
@@ -20,7 +20,6 @@ public void SetUp()
             {
                 BaseUrl = "http://127.0.0.1:1234/",
                 Categories = new[] { 1, 2 },
-                AnimeCategories = new[] { 3, 4 },
                 ApiKey = "abcd",
             };
 
@@ -45,13 +44,13 @@ public void should_use_all_categories_for_feed()
 
             var page = results.GetAllTiers().First().First();
 
-            page.Url.Query.Should().Contain("&cat=1,2,3,4&");
+            page.Url.Query.Should().Contain("&cat=1,2&");
         }
 
         [Test]
         public void should_not_have_duplicate_categories()
         {
-            Subject.Settings.Categories = new[] { 1, 2, 3 };
+            Subject.Settings.Categories = new[] { 1, 2, 2, 3 };
 
             var results = Subject.GetRecentRequests();
 
@@ -59,7 +58,7 @@ public void should_not_have_duplicate_categories()
 
             var page = results.GetAllTiers().First().First();
 
-            page.Url.FullUri.Should().Contain("&cat=1,2,3,4&");
+            page.Url.FullUri.Should().Contain("&cat=1,2,3&");
         }
 
         [Test]
diff --git a/src/NzbDrone.Core/Indexers/Newznab/NewznabRequestGenerator.cs b/src/NzbDrone.Core/Indexers/Newznab/NewznabRequestGenerator.cs
index 4161dbb828..d5b31f169b 100644
--- a/src/NzbDrone.Core/Indexers/Newznab/NewznabRequestGenerator.cs
+++ b/src/NzbDrone.Core/Indexers/Newznab/NewznabRequestGenerator.cs
@@ -42,11 +42,11 @@ public virtual IndexerPageableRequestChain GetRecentRequests()
             // Some indexers might forget to enable movie search, but normal search still works fine. Thus we force a normal search.
             if (capabilities.SupportedMovieSearchParameters != null)
             {
-                pageableRequests.Add(GetPagedRequests(MaxPages, Settings.Categories.Concat(Settings.AnimeCategories), "movie", ""));
+                pageableRequests.Add(GetPagedRequests(MaxPages, Settings.Categories, "movie", ""));
             }
             else if (capabilities.SupportedSearchParameters != null)
             {
-                pageableRequests.Add(GetPagedRequests(MaxPages, Settings.Categories.Concat(Settings.AnimeCategories), "search", ""));
+                pageableRequests.Add(GetPagedRequests(MaxPages, Settings.Categories, "search", ""));
             }
 
             return pageableRequests;
diff --git a/src/NzbDrone.Core/Indexers/Newznab/NewznabSettings.cs b/src/NzbDrone.Core/Indexers/Newznab/NewznabSettings.cs
index 26c925db16..5dc3271475 100644
--- a/src/NzbDrone.Core/Indexers/Newznab/NewznabSettings.cs
+++ b/src/NzbDrone.Core/Indexers/Newznab/NewznabSettings.cs
@@ -38,9 +38,9 @@ public NewznabSettingsValidator()
         {
             RuleFor(c => c).Custom((c, context) =>
             {
-                if (c.Categories.Empty() && c.AnimeCategories.Empty())
+                if (c.Categories.Empty())
                 {
-                    context.AddFailure("Either 'Categories' or 'Anime Categories' must be provided");
+                    context.AddFailure("'Categories' must be provided");
                 }
             });
 
@@ -60,7 +60,6 @@ public NewznabSettings()
         {
             ApiPath = "/api";
             Categories = new[] { 2000, 2010, 2020, 2030, 2035, 2040, 2045, 2050, 2060 };
-            AnimeCategories = new List<int>();
             MultiLanguages = new List<int>();
         }
 
@@ -79,9 +78,6 @@ public NewznabSettings()
         [FieldDefinition(3, Label = "Categories", HelpText = "Comma Separated list, leave blank to disable all categories", Advanced = true)]
         public IEnumerable<int> Categories { get; set; }
 
-        [FieldDefinition(4, Label = "Anime Categories", HelpText = "Comma Separated list, leave blank to disable anime", Advanced = true)]
-        public IEnumerable<int> AnimeCategories { get; set; }
-
         [FieldDefinition(5, Label = "Additional Parameters", HelpText = "Additional Newznab parameters", Advanced = true)]
         public string AdditionalParameters { get; set; }
 
diff --git a/src/NzbDrone.Core/Indexers/Torznab/TorznabSettings.cs b/src/NzbDrone.Core/Indexers/Torznab/TorznabSettings.cs
index cbef1526ac..2fd55cd2ed 100644
--- a/src/NzbDrone.Core/Indexers/Torznab/TorznabSettings.cs
+++ b/src/NzbDrone.Core/Indexers/Torznab/TorznabSettings.cs
@@ -33,9 +33,9 @@ public TorznabSettingsValidator()
         {
             RuleFor(c => c).Custom((c, context) =>
             {
-                if (c.Categories.Empty() && c.AnimeCategories.Empty())
+                if (c.Categories.Empty())
                 {
-                    context.AddFailure("Either 'Categories' or 'Anime Categories' must be provided");
+                    context.AddFailure("'Categories' must be provided");
                 }
             });