diff --git a/src/ffi.rs b/src/ffi.rs
index 5839bbf..d9177ff 100644
--- a/src/ffi.rs
+++ b/src/ffi.rs
@@ -1,3 +1,18 @@
+/*
+   Copyright 2014 Tyler Neely
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
 extern crate libc;
 use self::libc::{c_char, c_int, c_void, size_t};
 
diff --git a/src/lib.rs b/src/lib.rs
index 36120e1..f275720 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,3 +1,18 @@
+/*
+   Copyright 2014 Tyler Neely
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
 #![crate_id = "rocksdb"]
 #![crate_type = "lib"]
 #![allow(dead_code)]
diff --git a/src/main.rs b/src/main.rs
index ce69e24..3f22142 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,18 @@
+/*
+   Copyright 2014 Tyler Neely
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
 extern crate rocksdb;
 extern crate test;
 use rocksdb::{RocksDBOptions, RocksDB, MergeOperands, new_bloom_filter};
diff --git a/src/rocksdb.rs b/src/rocksdb.rs
index f3d87ee..53893ae 100644
--- a/src/rocksdb.rs
+++ b/src/rocksdb.rs
@@ -1,3 +1,18 @@
+/*
+   Copyright 2014 Tyler Neely
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   See the License for the specific language governing permissions and
+   limitations under the License.
+*/
 extern crate libc;
 use self::libc::{c_char, c_int, c_void, size_t};
 use std::io::{IoError};