diff --git a/cmd/dist/dist.go b/cmd/dist/dist.go
index 9a3d8f591..04d1c57a9 100644
--- a/cmd/dist/dist.go
+++ b/cmd/dist/dist.go
@@ -1,3 +1,6 @@
+// Copyright (c) Tailscale Inc & AUTHORS
+// SPDX-License-Identifier: BSD-3-Clause
+
 // The dist command builds Tailscale release packages for distribution.
 package main
 
diff --git a/release/dist/cli/cli.go b/release/dist/cli/cli.go
index d0097f6d1..e0e196126 100644
--- a/release/dist/cli/cli.go
+++ b/release/dist/cli/cli.go
@@ -1,3 +1,6 @@
+// Copyright (c) Tailscale Inc & AUTHORS
+// SPDX-License-Identifier: BSD-3-Clause
+
 // Package cli provides the skeleton of a CLI for building release packages.
 package cli
 
diff --git a/release/dist/dist.go b/release/dist/dist.go
index b2785d99e..348d396d5 100644
--- a/release/dist/dist.go
+++ b/release/dist/dist.go
@@ -1,3 +1,6 @@
+// Copyright (c) Tailscale Inc & AUTHORS
+// SPDX-License-Identifier: BSD-3-Clause
+
 // Package dist is a release artifact builder library.
 package dist
 
diff --git a/release/dist/memoize.go b/release/dist/memoize.go
index 8fa644838..0927ac0a8 100644
--- a/release/dist/memoize.go
+++ b/release/dist/memoize.go
@@ -1,3 +1,6 @@
+// Copyright (c) Tailscale Inc & AUTHORS
+// SPDX-License-Identifier: BSD-3-Clause
+
 package dist
 
 import (
diff --git a/release/dist/unixpkgs/pkgs.go b/release/dist/unixpkgs/pkgs.go
index 209325451..b9c36e0b2 100644
--- a/release/dist/unixpkgs/pkgs.go
+++ b/release/dist/unixpkgs/pkgs.go
@@ -1,3 +1,6 @@
+// Copyright (c) Tailscale Inc & AUTHORS
+// SPDX-License-Identifier: BSD-3-Clause
+
 // Package unixpkgs contains dist Targets for building unix Tailscale packages.
 package unixpkgs
 
diff --git a/release/dist/unixpkgs/targets.go b/release/dist/unixpkgs/targets.go
index 40b561b24..b9f599170 100644
--- a/release/dist/unixpkgs/targets.go
+++ b/release/dist/unixpkgs/targets.go
@@ -1,3 +1,6 @@
+// Copyright (c) Tailscale Inc & AUTHORS
+// SPDX-License-Identifier: BSD-3-Clause
+
 package unixpkgs
 
 import (