diff --git a/Misc/PKX.cs b/Misc/PKX.cs
index 394f125e0..41c00d952 100644
--- a/Misc/PKX.cs
+++ b/Misc/PKX.cs
@@ -416,7 +416,7 @@ namespace PKHeX
         };
         internal static byte[] shuffleArray(byte[] data, uint sv)
         {
-            byte[] sdata = new byte[260];
+            byte[] sdata = new byte[data.Length];
             Array.Copy(data, sdata, 8); // Copy unshuffled bytes
 
             // Shuffle Away!