diff --git a/Jackett-Categories.md b/Jackett-Categories.md
index ae12191..ed5eeff 100644
--- a/Jackett-Categories.md
+++ b/Jackett-Categories.md
@@ -103,4 +103,6 @@ C# example:
 ```C#
            AddCategoryMapping(8, TorznabCatType.BooksEBook, "Books (Epub, PDF, CBR)");
 ```
-For example, `Books/Ebook` or `TorznabCatType.booksEbook` are not valid.
\ No newline at end of file
+For example, `Books/Ebook` or `TorznabCatType.booksEbook` are not valid.      
+ 
+Also for C# the CatType do not have spaces or dashed, eg `ConsoleXBox360DLC` or `MoviesWEBDL`
\ No newline at end of file