diff --git a/src/plugin-main.c b/src/plugin-main.c
index c43fe06..42af4b2 100644
--- a/src/plugin-main.c
+++ b/src/plugin-main.c
@@ -1,3 +1,11 @@
+/*
+# Copyright (C) [year] [name of author]
+# This program 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 2 of the License, or
+# (at your option) any later version.
+*/
+
 #pragma warning(push)
 #pragma warning(disable : 4005)
 #define WIN32_LEAN_AND_MEAN