diff --git a/SabreTools.Helper/Dats/Archive.cs b/SabreTools.Helper/Dats/Archive.cs
index 3dd887fd..04a16fc6 100644
--- a/SabreTools.Helper/Dats/Archive.cs
+++ b/SabreTools.Helper/Dats/Archive.cs
@@ -1,10 +1,7 @@
-using System;
-
-using SabreTools.Helper.Data;
+using SabreTools.Helper.Data;
 
 namespace SabreTools.Helper.Dats
 {
-	[Serializable]
 	public class Archive : DatItem
 	{
 		#region Constructors
diff --git a/SabreTools.Helper/Dats/BiosSet.cs b/SabreTools.Helper/Dats/BiosSet.cs
index 453fdc4c..b5c9c31d 100644
--- a/SabreTools.Helper/Dats/BiosSet.cs
+++ b/SabreTools.Helper/Dats/BiosSet.cs
@@ -1,10 +1,7 @@
-using System;
-
-using SabreTools.Helper.Data;
+using SabreTools.Helper.Data;
 
 namespace SabreTools.Helper.Dats
 {
-	[Serializable]
 	public class BiosSet : DatItem
 	{
 		#region Private instance variables
diff --git a/SabreTools.Helper/Dats/DatFile.cs b/SabreTools.Helper/Dats/DatFile.cs
index dadd6716..1845cb62 100644
--- a/SabreTools.Helper/Dats/DatFile.cs
+++ b/SabreTools.Helper/Dats/DatFile.cs
@@ -16,7 +16,6 @@ using SharpCompress.Common;
 
 namespace SabreTools.Helper.Dats
 {
-	[Serializable]
 	public class DatFile : ICloneable
 	{
 		#region Private instance variables
diff --git a/SabreTools.Helper/Dats/DatItem.cs b/SabreTools.Helper/Dats/DatItem.cs
index d1f8ca85..a2be9657 100644
--- a/SabreTools.Helper/Dats/DatItem.cs
+++ b/SabreTools.Helper/Dats/DatItem.cs
@@ -9,7 +9,6 @@ using NaturalSort;
 
 namespace SabreTools.Helper.Dats
 {
-	[Serializable]
 	public abstract class DatItem : IEquatable<DatItem>, IComparable<DatItem>
 	{
 		#region Protected instance variables
diff --git a/SabreTools.Helper/Dats/Disk.cs b/SabreTools.Helper/Dats/Disk.cs
index b6e6577b..bfa7bb27 100644
--- a/SabreTools.Helper/Dats/Disk.cs
+++ b/SabreTools.Helper/Dats/Disk.cs
@@ -4,7 +4,6 @@ using SabreTools.Helper.Data;
 
 namespace SabreTools.Helper.Dats
 {
-	[Serializable]
 	public class Disk : DatItem
 	{
 		#region Private instance variables
diff --git a/SabreTools.Helper/Dats/Release.cs b/SabreTools.Helper/Dats/Release.cs
index 6259e803..e9433999 100644
--- a/SabreTools.Helper/Dats/Release.cs
+++ b/SabreTools.Helper/Dats/Release.cs
@@ -1,10 +1,7 @@
-using System;
-
-using SabreTools.Helper.Data;
+using SabreTools.Helper.Data;
 
 namespace SabreTools.Helper.Dats
 {
-	[Serializable]
 	public class Release : DatItem
 	{
 		#region Private instance variables
diff --git a/SabreTools.Helper/Dats/Rom.cs b/SabreTools.Helper/Dats/Rom.cs
index 02fdc07a..26c51f52 100644
--- a/SabreTools.Helper/Dats/Rom.cs
+++ b/SabreTools.Helper/Dats/Rom.cs
@@ -4,7 +4,6 @@ using SabreTools.Helper.Data;
 
 namespace SabreTools.Helper.Dats
 {
-	[Serializable]
 	public class Rom : Disk
 	{
 		#region Private instance variables
diff --git a/SabreTools.Helper/Dats/Sample.cs b/SabreTools.Helper/Dats/Sample.cs
index 1a771712..49c40b7a 100644
--- a/SabreTools.Helper/Dats/Sample.cs
+++ b/SabreTools.Helper/Dats/Sample.cs
@@ -1,10 +1,7 @@
-using System;
-
-using SabreTools.Helper.Data;
+using SabreTools.Helper.Data;
 
 namespace SabreTools.Helper.Dats
 {
-	[Serializable]
 	public class Sample : DatItem
 	{
 		#region Constructors