1 files changed, 5 insertions, 1 deletions
diff --git a/Emby.Server.Implementations/Library/Resolvers/Books/BookResolver.cs b/Emby.Server.Implementations/Library/Resolvers/Books/BookResolver.cs
index 0b93ebeb8..86a5d8b7d 100644
--- a/Emby.Server.Implementations/Library/Resolvers/Books/BookResolver.cs
+++ b/Emby.Server.Implementations/Library/Resolvers/Books/BookResolver.cs
@@ -11,7 +11,7 @@ namespace Emby.Server.Implementations.Library.Resolvers.Books
 {
     public class BookResolver : MediaBrowser.Controller.Resolvers.ItemResolver<Book>
     {
-        private readonly string[] _validExtensions = { ".pdf", ".epub", ".mobi", ".cbr", ".cbz", ".azw3" };
+        private readonly string[] _validExtensions = { ".azw", ".azw3", ".cb7", ".cbr", ".cbt", ".cbz", ".epub", ".mobi", ".opf", ".pdf" };
 
         protected override Book Resolve(ItemResolveArgs args)
         {
@@ -19,7 +19,9 @@ namespace Emby.Server.Implementations.Library.Resolvers.Books
 
             // Only process items that are in a collection folder containing books
             if (!string.Equals(collectionType, CollectionType.Books, StringComparison.OrdinalIgnoreCase))
+            {
                 return null;
+            }
 
             if (args.IsDirectory)
             {
@@ -55,7 +57,9 @@ namespace Emby.Server.Implementations.Library.Resolvers.Books
 
             // Don't return a Book if there is more (or less) than one document in the directory
             if (bookFiles.Count != 1)
+            {
                 return null;
+            }
 
             return new Book
             {