diff --git a/API/Controllers/ReaderController.cs b/API/Controllers/ReaderController.cs
index 39ec8bdd9..7f4e3e1fc 100644
--- a/API/Controllers/ReaderController.cs
+++ b/API/Controllers/ReaderController.cs
@@ -392,7 +392,17 @@ namespace API.Controllers
             var user = await _unitOfWork.UserRepository.GetUserByUsernameAsync(User.GetUsername(), AppUserIncludes.Progress);
             user.Progresses ??= new List<AppUserProgress>();
 
-            await _readerService.MarkChaptersUntilAsRead(user, seriesId, chapterNumber);
+            if (chapterNumber < 1.0f)
+            {
+                // This is a hack to track volume number. We need to map it back by x100
+                var volumeNumber = int.Parse($"{chapterNumber * 100f}");
+                await _readerService.MarkVolumesUntilAsRead(user, seriesId, volumeNumber);
+            }
+            else
+            {
+                await _readerService.MarkChaptersUntilAsRead(user, seriesId, chapterNumber);
+            }
+
 
             _unitOfWork.UserRepository.Update(user);
 
diff --git a/API/Services/ReaderService.cs b/API/Services/ReaderService.cs
index 05c7860f2..6af585a0c 100644
--- a/API/Services/ReaderService.cs
+++ b/API/Services/ReaderService.cs
@@ -24,6 +24,7 @@ public interface IReaderService
     Task<int> GetPrevChapterIdAsync(int seriesId, int volumeId, int currentChapterId, int userId);
     Task<ChapterDto> GetContinuePoint(int seriesId, int userId);
     Task MarkChaptersUntilAsRead(AppUser user, int seriesId, float chapterNumber);
+    Task MarkVolumesUntilAsRead(AppUser user, int seriesId, int volumeNumber);
 }
 
 public class ReaderService : IReaderService
@@ -364,5 +365,12 @@ public class ReaderService : IReaderService
         }
     }
 
-
+    public async Task MarkVolumesUntilAsRead(AppUser user, int seriesId, int volumeNumber)
+    {
+        var volumes = await _unitOfWork.VolumeRepository.GetVolumesForSeriesAsync(new List<int>() { seriesId }, true);
+        foreach (var volume in volumes.OrderBy(v => v.Number).Where(v => v.Number <= volumeNumber))
+        {
+            MarkChaptersAsRead(user, volume.SeriesId, volume.Chapters);
+        }
+    }
 }