diff --git a/API/Services/MetadataService.cs b/API/Services/MetadataService.cs
index fe2a27172..aa175c021 100644
--- a/API/Services/MetadataService.cs
+++ b/API/Services/MetadataService.cs
@@ -20,7 +20,7 @@ namespace API.Services
         private readonly IArchiveService _archiveService;
         private readonly IBookService _bookService;
         private readonly IImageService _imageService;
-        private readonly ChapterSortComparer _chapterSortComparer = new ChapterSortComparer();
+        private readonly ChapterSortComparerZeroFirst _chapterSortComparerForInChapterSorting = new ChapterSortComparerZeroFirst();
         /// <summary>
         /// Width of the Thumbnail generation
         /// </summary>
@@ -102,7 +102,7 @@ namespace API.Services
                 , false)) return;
 
             volume.Chapters ??= new List<Chapter>();
-            var firstChapter = volume.Chapters.OrderBy(x => double.Parse(x.Number), _chapterSortComparer).FirstOrDefault();
+            var firstChapter = volume.Chapters.OrderBy(x => double.Parse(x.Number), _chapterSortComparerForInChapterSorting).FirstOrDefault();
 
             if (firstChapter == null) return;
 
@@ -127,13 +127,13 @@ namespace API.Services
                     // If firstCover is null and one volume, the whole series is Chapters under Vol 0.
                     if (series.Volumes.Count == 1)
                     {
-                        coverImage = series.Volumes[0].Chapters.OrderBy(c => double.Parse(c.Number), _chapterSortComparer)
+                        coverImage = series.Volumes[0].Chapters.OrderBy(c => double.Parse(c.Number), _chapterSortComparerForInChapterSorting)
                             .FirstOrDefault(c => !c.IsSpecial)?.CoverImage;
                     }
 
                     if (!HasCoverImage(coverImage))
                     {
-                        coverImage = series.Volumes[0].Chapters.OrderBy(c => double.Parse(c.Number), _chapterSortComparer)
+                        coverImage = series.Volumes[0].Chapters.OrderBy(c => double.Parse(c.Number), _chapterSortComparerForInChapterSorting)
                             .FirstOrDefault()?.CoverImage;
                     }
                 }