diff --git a/src/IxMilia.Config.Test/ConfigEscapeTests.cs b/src/IxMilia.Config.Test/ConfigEscapeTests.cs
index e6a7600..a0392ae 100644
--- a/src/IxMilia.Config.Test/ConfigEscapeTests.cs
+++ b/src/IxMilia.Config.Test/ConfigEscapeTests.cs
@@ -1,6 +1,4 @@
-// Copyright (c) IxMilia.  All Rights Reserved.
-
-using Xunit;
+using Xunit;
 
 namespace IxMilia.Config.Test
 {
diff --git a/src/IxMilia.Config.Test/ConfigParseTests.cs b/src/IxMilia.Config.Test/ConfigParseTests.cs
index b382bcc..79f30a4 100644
--- a/src/IxMilia.Config.Test/ConfigParseTests.cs
+++ b/src/IxMilia.Config.Test/ConfigParseTests.cs
@@ -1,6 +1,4 @@
-// Copyright (c) IxMilia.  All Rights Reserved.
-
-using Xunit;
+using Xunit;
 
 namespace IxMilia.Config.Test
 {
diff --git a/src/IxMilia.Config.Test/ConfigReaderTests.cs b/src/IxMilia.Config.Test/ConfigReaderTests.cs
index 3238a77..55bb1b2 100644
--- a/src/IxMilia.Config.Test/ConfigReaderTests.cs
+++ b/src/IxMilia.Config.Test/ConfigReaderTests.cs
@@ -1,6 +1,4 @@
-// Copyright (c) IxMilia.  All Rights Reserved.
-
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.Linq;
 using Xunit;
 
diff --git a/src/IxMilia.Config.Test/ConfigWriterTests.cs b/src/IxMilia.Config.Test/ConfigWriterTests.cs
index 4cd222e..4e1deeb 100644
--- a/src/IxMilia.Config.Test/ConfigWriterTests.cs
+++ b/src/IxMilia.Config.Test/ConfigWriterTests.cs
@@ -1,6 +1,4 @@
-// Copyright (c) IxMilia.  All Rights Reserved.
-
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.Linq;
 using Xunit;
 
diff --git a/src/IxMilia.Config/ConfigExtensions.cs b/src/IxMilia.Config/ConfigExtensions.cs
index 64361b1..fc92271 100644
--- a/src/IxMilia.Config/ConfigExtensions.cs
+++ b/src/IxMilia.Config/ConfigExtensions.cs
@@ -1,6 +1,4 @@
-// Copyright (c) IxMilia.  All Rights Reserved.
-
-using System;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;