diff --git a/Shokofin/API/Info/ShowInfo.cs b/Shokofin/API/Info/ShowInfo.cs
index 56e17c62..3e9e9779 100644
--- a/Shokofin/API/Info/ShowInfo.cs
+++ b/Shokofin/API/Info/ShowInfo.cs
@@ -135,7 +135,7 @@ public ShowInfo(SeasonInfo seasonInfo, string? collectionId = null)
     {
         var seasonNumberBaseDictionary = new Dictionary<string, int>();
         var seasonOrderDictionary = new Dictionary<int, SeasonInfo>();
-        var seasonNumberOffset = 0;
+        var seasonNumberOffset = 1;
         if (seasonInfo.EpisodeList.Count > 0 || seasonInfo.AlternateEpisodesList.Count > 0)
             seasonNumberBaseDictionary.Add(seasonInfo.Id, seasonNumberOffset);
         if (seasonInfo.EpisodeList.Count > 0)
diff --git a/Shokofin/Utils/Ordering.cs b/Shokofin/Utils/Ordering.cs
index 4962fd84..cab7af5c 100644
--- a/Shokofin/Utils/Ordering.cs
+++ b/Shokofin/Utils/Ordering.cs
@@ -216,8 +216,11 @@ public static (int?, int?, int?, bool) GetSpecialPlacement(ShowInfo showInfo, Se
     /// <returns></returns>
     public static int GetSeasonNumber(ShowInfo showInfo, SeasonInfo seasonInfo, EpisodeInfo episodeInfo)
     {
-        if (!showInfo.TryGetBaseSeasonNumberForSeasonInfo(seasonInfo, out var seasonNumber))
+        if (!showInfo.TryGetBaseSeasonNumberForSeasonInfo(seasonInfo, out var seasonNumber)) {
+            if (showInfo.IsSpecial(episodeInfo))
+                return 0;
             throw new System.IndexOutOfRangeException($"Series is not part of the provided group. (Group={showInfo.GroupId},Series={seasonInfo.Id})");
+        }
 
         if (seasonInfo.AlternateEpisodesList.Any(ep => ep.Id == episodeInfo.Id))
             return seasonNumber + 1;