diff --git a/README-zh.md b/README-zh.md
index 0005d8b..9a7cf34 100644
--- a/README-zh.md
+++ b/README-zh.md
@@ -36,3 +36,6 @@
 - [x] ~~暂存正确答案~~
 - [x] ~~使用lambda语法重构~~
 - [x] ~~增加按键控制~~
+
+# 致谢
+部分题库支持自[Juszoe](https://github.com/cz111000/erya)
\ No newline at end of file
diff --git a/README.md b/README.md
index 737e52c..4c95024 100644
--- a/README.md
+++ b/README.md
@@ -43,3 +43,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 - [x] ~~store right answers~~
 - [x] ~~using lambda rewrite~~
 - [x] ~~add key control~~
+
+# Thanks
+Part of database is supported by [Juszoe](https://github.com/cz111000/erya)
\ No newline at end of file