diff --git a/Deheader/Headerer.cs b/Deheader/Headerer.cs
index 5cf66ec0..e28aa4a5 100644
--- a/Deheader/Headerer.cs
+++ b/Deheader/Headerer.cs
@@ -3,9 +3,6 @@ using SabreTools.Helper;
 using System;
 using System.Collections.Generic;
 using System.IO;
-using System.Linq;
-using System.Security.Cryptography;
-using System.Text.RegularExpressions;
 
 namespace SabreTools
 {