diff --git a/PKHeX.Core/MysteryGifts/PGT.cs b/PKHeX.Core/MysteryGifts/PGT.cs
index 648c631fd..6a35eb4a8 100644
--- a/PKHeX.Core/MysteryGifts/PGT.cs
+++ b/PKHeX.Core/MysteryGifts/PGT.cs
@@ -236,7 +236,7 @@ public override PKM ConvertToPKM(SaveFile SAV)
             if (!IsPokémon)
                 return null;
 
-            PK4 pk4 = new PK4(PK.Data) {Sanity = 0};
+            PK4 pk4 = new PK4((byte[])PK.Data.Clone()) {Sanity = 0};
             if (!IsHatched && Detail == 0)
             {
                 pk4.OT_Name = SAV.OT;