diff --git a/license-header.txt b/license-header.txt
deleted file mode 100644
index 685a27e..0000000
--- a/license-header.txt
+++ /dev/null
@@ -1,14 +0,0 @@
-Copyright (C) 2021  Haowei Wen <yushijinhun@gmail.com> and contributors
-
-This program is free software: you can redistribute it and/or modify
-it under the terms of the GNU Affero General Public License as published by
-the Free Software Foundation, either version 3 of the License, or
-(at your option) any later version.
-
-This program 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 Affero General Public License for more details.
-
-You should have received a copy of the GNU Affero General Public License
-along with this program.  If not, see <https://www.gnu.org/licenses/>.