diff --git a/io.cpp b/io.cpp
index 715e3a19..cf481b76 100644
--- a/io.cpp
+++ b/io.cpp
@@ -1,3 +1,22 @@
+/*
+ * This file is part of libgim.
+ *
+ * libgim is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later
+ * version.
+ *
+ * libgim is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with libgim.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Copyright 2010-2012 Danny Robson <danny@blubinc.net>
+ */
+
 #include "io.hpp"
 
 #include "debug.hpp"
diff --git a/io.hpp b/io.hpp
index 3bcbc7a9..fa44099e 100644
--- a/io.hpp
+++ b/io.hpp
@@ -14,7 +14,7 @@
  * You should have received a copy of the GNU General Public License
  * along with libgim.  If not, see <http://www.gnu.org/licenses/>.
  *
- * Copyright 2010 Danny Robson <danny@blubinc.net>
+ * Copyright 2010-2012 Danny Robson <danny@blubinc.net>
  */
 
 #ifndef __UTIL_IO_HPP