diff --git a/debian/copyright b/debian/copyright
index 52916c1..06518b3 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -26,7 +26,7 @@ Copyright: 2013      Hong Jen Yee (PCMan) <pcman.tw@gmail.com>
 License: GPL-2.0+
 
 Files: src/maindialog.h
-Copyright: 2013      <copyright holder> <email>
+Copyright: 2013      Unknown, possibly Hong Jen Yee (PCMan) <pcman.tw@gmail.com>
 License: GPL-2.0+
 
 Files: src/obconf-qt.h