diff --git a/src/Jackett/Indexers/BaseIndexer.cs b/src/Jackett/Indexers/BaseIndexer.cs
index e48ab57fd..fc8a8b072 100644
--- a/src/Jackett/Indexers/BaseIndexer.cs
+++ b/src/Jackett/Indexers/BaseIndexer.cs
@@ -118,7 +118,6 @@ namespace Jackett.Indexers
         {
             if (null != input)
             {
-                input = input.ToLowerInvariant();
                 var mapping = categoryMapping.Where(m => m.TrackerCategory.ToLowerInvariant() == input.ToLowerInvariant()).FirstOrDefault();
                 if (mapping != null)
                 {
@@ -128,6 +127,19 @@ namespace Jackett.Indexers
             return 0;
         }
 
+        protected int MapTrackerCatDescToNewznab(string input)
+        {
+            if (null != input)
+            {
+                var mapping = categoryMapping.Where(m => m.TrackerCategoryDesc.ToLowerInvariant() == input.ToLowerInvariant()).FirstOrDefault();
+                if (mapping != null)
+                {
+                    return mapping.NewzNabCategory;
+                }
+            }
+            return 0;
+        }
+
         public static string GetIndexerID(Type type)
         {
             return StringUtil.StripNonAlphaNumeric(type.Name.ToLowerInvariant());
@@ -484,16 +496,16 @@ namespace Jackett.Indexers
             }
         }
 
-        protected void AddCategoryMapping(string trackerCategory, TorznabCategory newznabCategory)
+        protected void AddCategoryMapping(string trackerCategory, TorznabCategory newznabCategory, string trackerCategoryDesc = null)
         {
-            categoryMapping.Add(new CategoryMapping(trackerCategory, newznabCategory.ID));
+            categoryMapping.Add(new CategoryMapping(trackerCategory, trackerCategoryDesc, newznabCategory.ID));
             if (!TorznabCaps.Categories.Contains(newznabCategory))
                 TorznabCaps.Categories.Add(newznabCategory);
         }
 
-        protected void AddCategoryMapping(int trackerCategory, TorznabCategory newznabCategory)
+        protected void AddCategoryMapping(int trackerCategory, TorznabCategory newznabCategory, string trackerCategoryDesc = null)
         {
-            AddCategoryMapping(trackerCategory.ToString(), newznabCategory);
+            AddCategoryMapping(trackerCategory.ToString(), newznabCategory, trackerCategoryDesc);
         }
 
         protected void AddMultiCategoryMapping(TorznabCategory newznabCategory, params int[] trackerCategories)
diff --git a/src/Jackett/Indexers/Pretome.cs b/src/Jackett/Indexers/Pretome.cs
index ad299afcd..8ad73b076 100644
--- a/src/Jackett/Indexers/Pretome.cs
+++ b/src/Jackett/Indexers/Pretome.cs
@@ -166,7 +166,7 @@ namespace Jackett.Indexers
 
         protected void AddResultCategoryMapping(string trackerCategory, TorznabCategory newznabCategory)
         {
-            resultMapping.Add(new CategoryMapping(trackerCategory.ToString(), newznabCategory.ID));
+            resultMapping.Add(new CategoryMapping(trackerCategory.ToString(), null, newznabCategory.ID));
             if (!TorznabCaps.Categories.Contains(newznabCategory))
                 TorznabCaps.Categories.Add(newznabCategory);
         }
diff --git a/src/Jackett/Models/CategoryMapping.cs b/src/Jackett/Models/CategoryMapping.cs
index 3fd22a3e7..3fb1e5066 100644
--- a/src/Jackett/Models/CategoryMapping.cs
+++ b/src/Jackett/Models/CategoryMapping.cs
@@ -8,13 +8,15 @@ namespace Jackett.Models
 {
     class CategoryMapping
     {
-        public CategoryMapping(string trackerCat, int newzCat)
+        public CategoryMapping(string trackerCat, string trackerCatDesc, int newzCat)
         {
             TrackerCategory = trackerCat;
+            TrackerCategoryDesc = trackerCatDesc;
             NewzNabCategory = newzCat;
         }
 
         public string TrackerCategory { get; private set; }
+        public string TrackerCategoryDesc { get; private set; }
         public int NewzNabCategory { get; private set; }
     }
 }
diff --git a/src/Jackett/Utils/DateTimeUtil.cs b/src/Jackett/Utils/DateTimeUtil.cs
index a10e2a226..d1f7e9a6a 100644
--- a/src/Jackett/Utils/DateTimeUtil.cs
+++ b/src/Jackett/Utils/DateTimeUtil.cs
@@ -13,6 +13,13 @@ namespace Jackett.Utils
     {
         public static string RFC1123ZPattern = "ddd, dd MMM yyyy HH':'mm':'ss z";
 
+        public static DateTime UnixTimestampToDateTime(long unixTime)
+        {
+            DateTime dt = new DateTime(1970, 1, 1, 0, 0, 0, 0, System.DateTimeKind.Utc);
+            dt = dt.AddSeconds(unixTime).ToLocalTime();
+            return dt;
+        }
+
         public static DateTime UnixTimestampToDateTime(double unixTime)
         {
             DateTime unixStart = new DateTime(1970, 1, 1, 0, 0, 0, 0, System.DateTimeKind.Utc);
@@ -170,9 +177,7 @@ namespace Jackett.Utils
                 {
                     // try parsing the str as an unix timestamp
                     var unixTimeStamp = long.Parse(str);
-                    DateTime dt = new DateTime(1970, 1, 1, 0, 0, 0, 0, System.DateTimeKind.Utc);
-                    dt = dt.AddSeconds(unixTimeStamp).ToLocalTime();
-                    return dt;
+                    return UnixTimestampToDateTime(unixTimeStamp);
                 }
                 catch (FormatException)
                 {