diff --git a/LICENSE b/LICENSE
index b93decd..44e4f7b 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,5 +1,6 @@
 The MIT License (MIT)
 
+Copyright (c) 2023 Architectury
 Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/main/java/org/cadixdev/at/AccessChange.java b/src/main/java/org/cadixdev/at/AccessChange.java
index cb3ff49..0f16e89 100644
--- a/src/main/java/org/cadixdev/at/AccessChange.java
+++ b/src/main/java/org/cadixdev/at/AccessChange.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/main/java/org/cadixdev/at/AccessTransform.java b/src/main/java/org/cadixdev/at/AccessTransform.java
index 9953dbe..f2f2ca7 100644
--- a/src/main/java/org/cadixdev/at/AccessTransform.java
+++ b/src/main/java/org/cadixdev/at/AccessTransform.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/main/java/org/cadixdev/at/AccessTransformSet.java b/src/main/java/org/cadixdev/at/AccessTransformSet.java
index d8c4673..7b92e9e 100644
--- a/src/main/java/org/cadixdev/at/AccessTransformSet.java
+++ b/src/main/java/org/cadixdev/at/AccessTransformSet.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/main/java/org/cadixdev/at/ModifierChange.java b/src/main/java/org/cadixdev/at/ModifierChange.java
index 2a893f0..a0c12d8 100644
--- a/src/main/java/org/cadixdev/at/ModifierChange.java
+++ b/src/main/java/org/cadixdev/at/ModifierChange.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/main/java/org/cadixdev/at/impl/AccessTransformSetImpl.java b/src/main/java/org/cadixdev/at/impl/AccessTransformSetImpl.java
index 1d8902d..ea9ee84 100644
--- a/src/main/java/org/cadixdev/at/impl/AccessTransformSetImpl.java
+++ b/src/main/java/org/cadixdev/at/impl/AccessTransformSetImpl.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/main/java/org/cadixdev/at/impl/AccessTransformSetMapper.java b/src/main/java/org/cadixdev/at/impl/AccessTransformSetMapper.java
index 8316fbd..b113519 100644
--- a/src/main/java/org/cadixdev/at/impl/AccessTransformSetMapper.java
+++ b/src/main/java/org/cadixdev/at/impl/AccessTransformSetMapper.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/main/java/org/cadixdev/at/impl/ClassAccessTransformSetImpl.java b/src/main/java/org/cadixdev/at/impl/ClassAccessTransformSetImpl.java
index 3754198..39a0634 100644
--- a/src/main/java/org/cadixdev/at/impl/ClassAccessTransformSetImpl.java
+++ b/src/main/java/org/cadixdev/at/impl/ClassAccessTransformSetImpl.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/main/java/org/cadixdev/at/io/AbstractAccessTransformFormat.java b/src/main/java/org/cadixdev/at/io/AbstractAccessTransformFormat.java
index a5426cb..eeedcb2 100644
--- a/src/main/java/org/cadixdev/at/io/AbstractAccessTransformFormat.java
+++ b/src/main/java/org/cadixdev/at/io/AbstractAccessTransformFormat.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/main/java/org/cadixdev/at/io/AccessTransformFormat.java b/src/main/java/org/cadixdev/at/io/AccessTransformFormat.java
index 83966d3..5afbedc 100644
--- a/src/main/java/org/cadixdev/at/io/AccessTransformFormat.java
+++ b/src/main/java/org/cadixdev/at/io/AccessTransformFormat.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/main/java/org/cadixdev/at/io/AccessTransformFormats.java b/src/main/java/org/cadixdev/at/io/AccessTransformFormats.java
index b9d2a0a..13814c0 100644
--- a/src/main/java/org/cadixdev/at/io/AccessTransformFormats.java
+++ b/src/main/java/org/cadixdev/at/io/AccessTransformFormats.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/main/java/org/cadixdev/at/io/fml/FmlAccessTransformFormat.java b/src/main/java/org/cadixdev/at/io/fml/FmlAccessTransformFormat.java
index b008629..1e4d507 100644
--- a/src/main/java/org/cadixdev/at/io/fml/FmlAccessTransformFormat.java
+++ b/src/main/java/org/cadixdev/at/io/fml/FmlAccessTransformFormat.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/main/java/org/cadixdev/at/io/fml/FmlReader.java b/src/main/java/org/cadixdev/at/io/fml/FmlReader.java
index 7d44954..e702359 100644
--- a/src/main/java/org/cadixdev/at/io/fml/FmlReader.java
+++ b/src/main/java/org/cadixdev/at/io/fml/FmlReader.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/main/java/org/cadixdev/at/io/fml/FmlWriter.java b/src/main/java/org/cadixdev/at/io/fml/FmlWriter.java
index 9e46054..c7b6a79 100644
--- a/src/main/java/org/cadixdev/at/io/fml/FmlWriter.java
+++ b/src/main/java/org/cadixdev/at/io/fml/FmlWriter.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/test/java/org/cadixdev/at/AccessTransformInheritanceTest.java b/src/test/java/org/cadixdev/at/AccessTransformInheritanceTest.java
index 3eaa6f4..746fbd2 100644
--- a/src/test/java/org/cadixdev/at/AccessTransformInheritanceTest.java
+++ b/src/test/java/org/cadixdev/at/AccessTransformInheritanceTest.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/test/java/test/inheritance/TestClass.java b/src/test/java/test/inheritance/TestClass.java
index a39bea2..7d28613 100644
--- a/src/test/java/test/inheritance/TestClass.java
+++ b/src/test/java/test/inheritance/TestClass.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/test/java/test/inheritance/a/BaseClass.java b/src/test/java/test/inheritance/a/BaseClass.java
index 808709a..ac39aca 100644
--- a/src/test/java/test/inheritance/a/BaseClass.java
+++ b/src/test/java/test/inheritance/a/BaseClass.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
diff --git a/src/test/java/test/inheritance/a/ProtectedBaseClass.java b/src/test/java/test/inheritance/a/ProtectedBaseClass.java
index 66e7f28..e8a7cbd 100644
--- a/src/test/java/test/inheritance/a/ProtectedBaseClass.java
+++ b/src/test/java/test/inheritance/a/ProtectedBaseClass.java
@@ -1,6 +1,7 @@
 /*
  * The MIT License (MIT)
  *
+ * Copyright (c) 2023 Architectury
  * Copyright (c) 2018 Minecrell (https://github.com/Minecrell)
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy