diff --git a/API/Controllers/ReaderController.cs b/API/Controllers/ReaderController.cs
index 5a9022c0b..a18851f34 100644
--- a/API/Controllers/ReaderController.cs
+++ b/API/Controllers/ReaderController.cs
@@ -244,7 +244,7 @@ namespace API.Controllers
         }
 
         /// <summary>
-        /// Returns the next logical volume from the series.
+        /// Returns the next logical chapter from the series.
         /// </summary>
         /// <param name="seriesId"></param>
         /// <param name="volumeId"></param>
@@ -254,7 +254,6 @@ namespace API.Controllers
         public async Task<ActionResult<int>> GetNextChapter(int seriesId, int volumeId, int currentChapterId)
         {
             var user = await _unitOfWork.UserRepository.GetUserByUsernameAsync(User.GetUsername());
-            //if (user == null) return // TODO: Need to have GetUSerByUsernameAsync checks to throw not authorized (401) if it is null all throughout code 
             var volumes = await _unitOfWork.SeriesRepository.GetVolumesDtoAsync(seriesId, user.Id);
             var currentVolume = await _unitOfWork.SeriesRepository.GetVolumeAsync(volumeId);
             
@@ -306,7 +305,7 @@ namespace API.Controllers
         }
 
         /// <summary>
-        /// Returns the previous logical volume from the series.
+        /// Returns the previous logical chapter from the series.
         /// </summary>
         /// <param name="seriesId"></param>
         /// <param name="volumeId"></param>
@@ -340,6 +339,6 @@ namespace API.Controllers
             }
             return Ok(-1);
         }
-        
+
     }
 }
\ No newline at end of file
diff --git a/API/Parser/Parser.cs b/API/Parser/Parser.cs
index 83dbd8ebb..e5c9226b3 100644
--- a/API/Parser/Parser.cs
+++ b/API/Parser/Parser.cs
@@ -9,7 +9,7 @@ namespace API.Parser
 {
     public static class Parser
     {
-        public static readonly string ArchiveFileExtensions = @"\.cbz|\.zip|\.rar|\.cbr|\.tar.gz|\.7zip|\.7z";
+        public static readonly string ArchiveFileExtensions = @"\.cbz|\.zip|\.rar|\.cbr|\.tar.gz|\.7zip|\.7z|.cb7";
         public static readonly string BookFileExtensions = @"\.epub";
         public static readonly string ImageFileExtensions = @"^(\.png|\.jpeg|\.jpg)";
         public static readonly Regex FontSrcUrlRegex = new Regex("(src:url\\(\"?'?)([a-z0-9/\\._]+)(\"?'?\\))", RegexOptions.IgnoreCase | RegexOptions.Compiled);
@@ -53,11 +53,6 @@ namespace API.Parser
             new Regex(   
                 @"(?<Series>.*)(\b|_|)(S(?<Volume>\d+))",
                 RegexOptions.IgnoreCase | RegexOptions.Compiled),
-            // Umineko no Naku Koro ni - Episode 3 - Banquet of the Golden Witch #02.cbz (this case is too limited, most other cases shouldn't parse out)
-            // new Regex(   
-            //     @"(?<Series>.*)( |_|-)(?:Episode)(?: |_)(?<Volume>\d+(-\d+)?)",
-            //     RegexOptions.IgnoreCase | RegexOptions.Compiled),
-            
         };
 
         private static readonly Regex[] MangaSeriesRegex = new[]