diff --git a/.gitignore b/.gitignore
index 686f1cc13b..85685a545c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,11 @@
-# Copyright 2022 The Fuchsia Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
+# Copyright 2022 The Fuchsia Authors
+#
+# Licensed under the 2-Clause BSD License <LICENSE-BSD or
+# https://opensource.org/license/bsd-2-clause>, Apache License, Version 2.0
+# <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
+# license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
+# This file may not be copied, modified, or distributed except according to
+# those terms.
 
 target
 Cargo.lock
diff --git a/tests/ui-msrv/include_value_not_from_bytes.stderr b/tests/ui-msrv/include_value_not_from_bytes.stderr
index 75a6f56931..14dd22a71a 100644
--- a/tests/ui-msrv/include_value_not_from_bytes.stderr
+++ b/tests/ui-msrv/include_value_not_from_bytes.stderr
@@ -1,12 +1,12 @@
 error[E0277]: the trait bound `NotZerocopy<u32>: zerocopy::FromBytes` is not satisfied
-  --> tests/ui-msrv/include_value_not_from_bytes.rs:15:42
+  --> tests/ui-msrv/include_value_not_from_bytes.rs:19:42
    |
-15 | const NOT_FROM_BYTES: NotZerocopy<u32> = include_value!("../../testdata/include_value/data");
+19 | const NOT_FROM_BYTES: NotZerocopy<u32> = include_value!("../../testdata/include_value/data");
    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `zerocopy::FromBytes` is not implemented for `NotZerocopy<u32>`
    |
 note: required by `AssertIsFromBytes`
-  --> tests/ui-msrv/include_value_not_from_bytes.rs:15:42
+  --> tests/ui-msrv/include_value_not_from_bytes.rs:19:42
    |
-15 | const NOT_FROM_BYTES: NotZerocopy<u32> = include_value!("../../testdata/include_value/data");
+19 | const NOT_FROM_BYTES: NotZerocopy<u32> = include_value!("../../testdata/include_value/data");
    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    = note: this error originates in the macro `$crate::transmute` (in Nightly builds, run with -Z macro-backtrace for more info)
diff --git a/tests/ui-msrv/include_value_wrong_size.stderr b/tests/ui-msrv/include_value_wrong_size.stderr
index 30045849d7..b4531c7fa5 100644
--- a/tests/ui-msrv/include_value_wrong_size.stderr
+++ b/tests/ui-msrv/include_value_wrong_size.stderr
@@ -1,7 +1,7 @@
 error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
-  --> tests/ui-msrv/include_value_wrong_size.rs:11:25
+  --> tests/ui-msrv/include_value_wrong_size.rs:15:25
    |
-11 | const WRONG_SIZE: u64 = include_value!("../../testdata/include_value/data");
+15 | const WRONG_SIZE: u64 = include_value!("../../testdata/include_value/data");
    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = note: source type: `[u8; 4]` (32 bits)
diff --git a/tests/ui-nightly/include_value_not_from_bytes.rs b/tests/ui-nightly/include_value_not_from_bytes.rs
index ddf94727f9..e628933612 100644
--- a/tests/ui-nightly/include_value_not_from_bytes.rs
+++ b/tests/ui-nightly/include_value_not_from_bytes.rs
@@ -1,6 +1,10 @@
-// Copyright 2022 The Fuchsia Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
+// Copyright 2023 The Fuchsia Authors
+//
+// Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0
+// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
+// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
+// This file may not be copied, modified, or distributed except according to
+// those terms.
 
 include!("../../zerocopy-derive/tests/include.rs");
 
diff --git a/tests/ui-nightly/include_value_not_from_bytes.stderr b/tests/ui-nightly/include_value_not_from_bytes.stderr
index 0538eb26f1..a990f1fa49 100644
--- a/tests/ui-nightly/include_value_not_from_bytes.stderr
+++ b/tests/ui-nightly/include_value_not_from_bytes.stderr
@@ -1,7 +1,7 @@
 error[E0277]: the trait bound `NotZerocopy<u32>: zerocopy::FromBytes` is not satisfied
-  --> tests/ui-nightly/include_value_not_from_bytes.rs:15:42
+  --> tests/ui-nightly/include_value_not_from_bytes.rs:19:42
    |
-15 | const NOT_FROM_BYTES: NotZerocopy<u32> = include_value!("../../testdata/include_value/data");
+19 | const NOT_FROM_BYTES: NotZerocopy<u32> = include_value!("../../testdata/include_value/data");
    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |                                          |
    |                                          the trait `zerocopy::FromBytes` is not implemented for `NotZerocopy<u32>`
@@ -19,8 +19,8 @@ error[E0277]: the trait bound `NotZerocopy<u32>: zerocopy::FromBytes` is not sat
              AtomicU16
            and $N others
 note: required by a bound in `AssertIsFromBytes`
-  --> tests/ui-nightly/include_value_not_from_bytes.rs:15:42
+  --> tests/ui-nightly/include_value_not_from_bytes.rs:19:42
    |
-15 | const NOT_FROM_BYTES: NotZerocopy<u32> = include_value!("../../testdata/include_value/data");
+19 | const NOT_FROM_BYTES: NotZerocopy<u32> = include_value!("../../testdata/include_value/data");
    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `AssertIsFromBytes`
    = note: this error originates in the macro `$crate::transmute` which comes from the expansion of the macro `include_value` (in Nightly builds, run with -Z macro-backtrace for more info)
diff --git a/tests/ui-nightly/include_value_wrong_size.rs b/tests/ui-nightly/include_value_wrong_size.rs
index d87b30698b..e02b2be838 100644
--- a/tests/ui-nightly/include_value_wrong_size.rs
+++ b/tests/ui-nightly/include_value_wrong_size.rs
@@ -1,6 +1,10 @@
-// Copyright 2022 The Fuchsia Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
+// Copyright 2023 The Fuchsia Authors
+//
+// Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0
+// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
+// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
+// This file may not be copied, modified, or distributed except according to
+// those terms.
 
 #[macro_use]
 extern crate zerocopy;
diff --git a/tests/ui-nightly/include_value_wrong_size.stderr b/tests/ui-nightly/include_value_wrong_size.stderr
index f592ece1de..54fcc46fdc 100644
--- a/tests/ui-nightly/include_value_wrong_size.stderr
+++ b/tests/ui-nightly/include_value_wrong_size.stderr
@@ -1,7 +1,7 @@
 error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
-  --> tests/ui-nightly/include_value_wrong_size.rs:11:25
+  --> tests/ui-nightly/include_value_wrong_size.rs:15:25
    |
-11 | const WRONG_SIZE: u64 = include_value!("../../testdata/include_value/data");
+15 | const WRONG_SIZE: u64 = include_value!("../../testdata/include_value/data");
    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = note: source type: `[u8; 4]` (32 bits)
diff --git a/tests/ui-stable/include_value_not_from_bytes.stderr b/tests/ui-stable/include_value_not_from_bytes.stderr
index 17e737147f..3f569ac971 100644
--- a/tests/ui-stable/include_value_not_from_bytes.stderr
+++ b/tests/ui-stable/include_value_not_from_bytes.stderr
@@ -1,7 +1,7 @@
 error[E0277]: the trait bound `NotZerocopy<u32>: zerocopy::FromBytes` is not satisfied
-  --> tests/ui-stable/include_value_not_from_bytes.rs:15:42
+  --> tests/ui-stable/include_value_not_from_bytes.rs:19:42
    |
-15 | const NOT_FROM_BYTES: NotZerocopy<u32> = include_value!("../../testdata/include_value/data");
+19 | const NOT_FROM_BYTES: NotZerocopy<u32> = include_value!("../../testdata/include_value/data");
    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |                                          |
    |                                          the trait `zerocopy::FromBytes` is not implemented for `NotZerocopy<u32>`
@@ -19,8 +19,8 @@ error[E0277]: the trait bound `NotZerocopy<u32>: zerocopy::FromBytes` is not sat
              AtomicU16
            and $N others
 note: required by a bound in `AssertIsFromBytes`
-  --> tests/ui-stable/include_value_not_from_bytes.rs:15:42
+  --> tests/ui-stable/include_value_not_from_bytes.rs:19:42
    |
-15 | const NOT_FROM_BYTES: NotZerocopy<u32> = include_value!("../../testdata/include_value/data");
+19 | const NOT_FROM_BYTES: NotZerocopy<u32> = include_value!("../../testdata/include_value/data");
    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `AssertIsFromBytes`
    = note: this error originates in the macro `$crate::transmute` which comes from the expansion of the macro `include_value` (in Nightly builds, run with -Z macro-backtrace for more info)
diff --git a/tests/ui-stable/include_value_wrong_size.stderr b/tests/ui-stable/include_value_wrong_size.stderr
index 956d74c505..14caab4b65 100644
--- a/tests/ui-stable/include_value_wrong_size.stderr
+++ b/tests/ui-stable/include_value_wrong_size.stderr
@@ -1,7 +1,7 @@
 error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
-  --> tests/ui-stable/include_value_wrong_size.rs:11:25
+  --> tests/ui-stable/include_value_wrong_size.rs:15:25
    |
-11 | const WRONG_SIZE: u64 = include_value!("../../testdata/include_value/data");
+15 | const WRONG_SIZE: u64 = include_value!("../../testdata/include_value/data");
    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
    = note: source type: `[u8; 4]` (32 bits)
diff --git a/zerocopy-derive/tests/enum_known_layout.rs b/zerocopy-derive/tests/enum_known_layout.rs
index e167f7d922..72e52fa67a 100644
--- a/zerocopy-derive/tests/enum_known_layout.rs
+++ b/zerocopy-derive/tests/enum_known_layout.rs
@@ -1,6 +1,10 @@
-// Copyright 2022 The Fuchsia Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
+// Copyright 2023 The Fuchsia Authors
+//
+// Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0
+// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
+// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
+// This file may not be copied, modified, or distributed except according to
+// those terms.
 
 // See comment in `include.rs` for why we disable the prelude.
 #![no_implicit_prelude]
diff --git a/zerocopy-derive/tests/enum_no_cell.rs b/zerocopy-derive/tests/enum_no_cell.rs
index 8ba7fbd76d..f22b8da8ce 100644
--- a/zerocopy-derive/tests/enum_no_cell.rs
+++ b/zerocopy-derive/tests/enum_no_cell.rs
@@ -1,6 +1,10 @@
-// Copyright 2022 The Fuchsia Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
+// Copyright 2023 The Fuchsia Authors
+//
+// Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0
+// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
+// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
+// This file may not be copied, modified, or distributed except according to
+// those terms.
 
 // See comment in `include.rs` for why we disable the prelude.
 #![no_implicit_prelude]
diff --git a/zerocopy-derive/tests/struct_known_layout.rs b/zerocopy-derive/tests/struct_known_layout.rs
index 8d2588d54c..1cfc584099 100644
--- a/zerocopy-derive/tests/struct_known_layout.rs
+++ b/zerocopy-derive/tests/struct_known_layout.rs
@@ -1,6 +1,10 @@
-// Copyright 2022 The Fuchsia Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
+// Copyright 2023 The Fuchsia Authors
+//
+// Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0
+// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
+// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
+// This file may not be copied, modified, or distributed except according to
+// those terms.
 
 // See comment in `include.rs` for why we disable the prelude.
 #![no_implicit_prelude]
diff --git a/zerocopy-derive/tests/struct_no_cell.rs b/zerocopy-derive/tests/struct_no_cell.rs
index 3ff5befda0..776996df8f 100644
--- a/zerocopy-derive/tests/struct_no_cell.rs
+++ b/zerocopy-derive/tests/struct_no_cell.rs
@@ -1,6 +1,10 @@
-// Copyright 2022 The Fuchsia Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
+// Copyright 2023 The Fuchsia Authors
+//
+// Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0
+// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
+// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
+// This file may not be copied, modified, or distributed except according to
+// those terms.
 
 // See comment in `include.rs` for why we disable the prelude.
 #![no_implicit_prelude]
diff --git a/zerocopy-derive/tests/union_known_layout.rs b/zerocopy-derive/tests/union_known_layout.rs
index c309869d18..c8668759d3 100644
--- a/zerocopy-derive/tests/union_known_layout.rs
+++ b/zerocopy-derive/tests/union_known_layout.rs
@@ -1,6 +1,10 @@
-// Copyright 2022 The Fuchsia Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
+// Copyright 2023 The Fuchsia Authors
+//
+// Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0
+// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
+// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
+// This file may not be copied, modified, or distributed except according to
+// those terms.
 
 // See comment in `include.rs` for why we disable the prelude.
 #![no_implicit_prelude]
diff --git a/zerocopy-derive/tests/union_no_cell.rs b/zerocopy-derive/tests/union_no_cell.rs
index a0775af22d..46070fe914 100644
--- a/zerocopy-derive/tests/union_no_cell.rs
+++ b/zerocopy-derive/tests/union_no_cell.rs
@@ -1,6 +1,10 @@
-// Copyright 2022 The Fuchsia Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
+// Copyright 2023 The Fuchsia Authors
+//
+// Licensed under a BSD-style license <LICENSE-BSD>, Apache License, Version 2.0
+// <LICENSE-APACHE or https://www.apache.org/licenses/LICENSE-2.0>, or the MIT
+// license <LICENSE-MIT or https://opensource.org/licenses/MIT>, at your option.
+// This file may not be copied, modified, or distributed except according to
+// those terms.
 
 // See comment in `include.rs` for why we disable the prelude.
 #![no_implicit_prelude]