diff --git a/src/rust/external/external.rs b/src/rust/external/external.rs
index 09d80cb2ba27124684830161916654477c5e539b..b9e17f021d9913f3e62b8e513a917faa6a05807e 100644
--- a/src/rust/external/external.rs
+++ b/src/rust/external/external.rs
@@ -1,3 +1,6 @@
+// Copyright (c) 2016-2017, The Tor Project, Inc. */
+// See LICENSE for licensing information */
+
 use libc::{c_char, c_int};
 use std::ffi::CString;
 
diff --git a/src/rust/protover/ffi.rs b/src/rust/protover/ffi.rs
index f897c98083b0a1a35168cc31a1e143891a0073be..cf2e9fd783fc068d4d6093a7e76a93e091fd5977 100644
--- a/src/rust/protover/ffi.rs
+++ b/src/rust/protover/ffi.rs
@@ -1,3 +1,6 @@
+// Copyright (c) 2016-2017, The Tor Project, Inc. */
+// See LICENSE for licensing information */
+
 //! FFI functions, only to be called from C.
 //!
 //! Equivalent C versions of this api are in `src/or/protover.c`
diff --git a/src/rust/protover/protover.rs b/src/rust/protover/protover.rs
index d75da61aa83fe240e1bf13c6b319b496598e55b4..11e9d0079efd16edbc54dc6900f3c27af769cdeb 100644
--- a/src/rust/protover/protover.rs
+++ b/src/rust/protover/protover.rs
@@ -1,3 +1,6 @@
+// Copyright (c) 2016-2017, The Tor Project, Inc. */
+// See LICENSE for licensing information */
+
 use external::c_tor_version_as_new_as;
 
 use std::str::FromStr;
diff --git a/src/rust/protover/tests/protover.rs b/src/rust/protover/tests/protover.rs
index af7633a4849228ddab3f062a1451e799d86ebf77..f4e394b3e25a82d8d41ed4e1e952ef2f1f0fd7bb 100644
--- a/src/rust/protover/tests/protover.rs
+++ b/src/rust/protover/tests/protover.rs
@@ -1,3 +1,6 @@
+// Copyright (c) 2016-2017, The Tor Project, Inc. */
+// See LICENSE for licensing information */
+
 extern crate protover;
 
 #[test]
diff --git a/src/rust/smartlist/lib.rs b/src/rust/smartlist/lib.rs
index 71d89a3b873d90908b5b213717834e914fda1a9a..14a8148315e8aafd2813864bce6443272171010f 100644
--- a/src/rust/smartlist/lib.rs
+++ b/src/rust/smartlist/lib.rs
@@ -1,3 +1,6 @@
+// Copyright (c) 2016-2017, The Tor Project, Inc. */
+// See LICENSE for licensing information */
+
 extern crate libc;
 
 mod smartlist;
diff --git a/src/rust/smartlist/smartlist.rs b/src/rust/smartlist/smartlist.rs
index 9f5e14f1adba47bfb010522b3743cbb1d9974a0a..ec5d7a57f51542d8aa76d06f20e6d68e4bc4c1b0 100644
--- a/src/rust/smartlist/smartlist.rs
+++ b/src/rust/smartlist/smartlist.rs
@@ -1,3 +1,6 @@
+// Copyright (c) 2016-2017, The Tor Project, Inc. */
+// See LICENSE for licensing information */
+
 use std::slice;
 use libc::{c_char, c_int};
 use std::ffi::CStr;
diff --git a/src/rust/tor_allocate/lib.rs b/src/rust/tor_allocate/lib.rs
index 81afd095f9a816fc9763a04820e5ea9d037e9e1f..937a5dcf63ac803ad7872c94308af1d1f466b573 100644
--- a/src/rust/tor_allocate/lib.rs
+++ b/src/rust/tor_allocate/lib.rs
@@ -1,3 +1,6 @@
+// Copyright (c) 2016-2017, The Tor Project, Inc. */
+// See LICENSE for licensing information */
+
 //! Allocation helper functions that allow data to be allocated in Rust
 //! using tor's specified allocator. In doing so, this can be later freed
 //! from C.
diff --git a/src/rust/tor_allocate/tor_allocate.rs b/src/rust/tor_allocate/tor_allocate.rs
index 663600ec5ce3099a1c3f5874eb6594d9bbe05d73..8a6fabe9cb40545bbcee1ef181244569f59d0e9d 100644
--- a/src/rust/tor_allocate/tor_allocate.rs
+++ b/src/rust/tor_allocate/tor_allocate.rs
@@ -1,3 +1,6 @@
+// Copyright (c) 2016-2017, The Tor Project, Inc. */
+// See LICENSE for licensing information */
+
 use libc::{c_char, c_void};
 use std::{ptr, slice, mem};
 
diff --git a/src/rust/tor_util/ffi.rs b/src/rust/tor_util/ffi.rs
index 214727a1907c54e53bcee3b07045fc0b6eb10d2c..76c6e6d394c81c663640e7867d913588ee9252f7 100644
--- a/src/rust/tor_util/ffi.rs
+++ b/src/rust/tor_util/ffi.rs
@@ -1,3 +1,6 @@
+// Copyright (c) 2016-2017, The Tor Project, Inc. */
+// See LICENSE for licensing information */
+
 //! FFI functions to announce Rust support during tor startup, only to be
 //! called from C.
 //!
diff --git a/src/rust/tor_util/lib.rs b/src/rust/tor_util/lib.rs
index 9c863e39bd2c2c9b72aa8b98f0e826c1484f0dcc..42fa9d5ad0a0b7f99d2773caa931adc6b614d164 100644
--- a/src/rust/tor_util/lib.rs
+++ b/src/rust/tor_util/lib.rs
@@ -1,3 +1,6 @@
+// Copyright (c) 2016-2017, The Tor Project, Inc. */
+// See LICENSE for licensing information */
+
 //! Small module to announce Rust support during startup for demonstration
 //! purposes.
 //!