diff --git a/src/endorse-extension.hpp b/src/endorse-extension.hpp
index c8bd11e..56827e0 100644
--- a/src/endorse-extension.hpp
+++ b/src/endorse-extension.hpp
@@ -1,6 +1,6 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
 /*
- * Copyright (c) 2013, Regents of the University of California
+ * Copyright (c) 2020, Regents of the University of California
  *
  * BSD license, See the LICENSE file for more information
  *
@@ -75,4 +75,4 @@
 
 } // namespace chronochat
 
-#endif //CHRONOCHAT_ENDORSE_EXTENSION_HPP
+#endif // CHRONOCHAT_ENDORSE_EXTENSION_HPP