diff --git a/ArcFormats/Valkyria/ArcDAT.cs b/ArcFormats/Valkyria/ArcDAT.cs
index 13c0b5a7..ede8dacb 100644
--- a/ArcFormats/Valkyria/ArcDAT.cs
+++ b/ArcFormats/Valkyria/ArcDAT.cs
@@ -23,16 +23,8 @@
 // IN THE SOFTWARE.
 //
 
-using System;
 using System.Collections.Generic;
 using System.ComponentModel.Composition;
-using System.Drawing;
-using System.IO;
-using System.Linq;
-using System.Text;
-using System.Text.RegularExpressions;
-using System.Windows.Media;
-using GameRes.Utility;
 
 namespace GameRes.Formats.Valkyria
 {