diff --git a/srcpkgs/rust/template b/srcpkgs/rust/template
index d69e0b3b302..e5939708b3d 100644
--- a/srcpkgs/rust/template
+++ b/srcpkgs/rust/template
@@ -1,5 +1,8 @@
 # Template file for 'rust'
 # partially adapted from Alpine/Adélie's Rust APKBUILD
+#
+# Permission to use rust and cargo trademark is granted.
+# See: https://github.com/rust-lang/core-team/issues/4
 pkgname=rust
 version=1.40.0
 revision=1