diff --git a/docs/src/change_log/dr_game.md b/docs/src/change_log/dr_game.md
index eb4706d..2e859de 100644
--- a/docs/src/change_log/dr_game.md
+++ b/docs/src/change_log/dr_game.md
@@ -2,9 +2,14 @@
 # DR game/DR rs 更新日志
 
 - 最新版本号
-  - DR game: 0.3.1.2
+  - DR game: 0.3.1.3
   - DR rs: 0.2.15.2
 
+## DR game 0.3.1.2 / 0.3.1.3
+
+- 加回了显示 delta 的那根线
+  - Add back the line that displays delta
+
 ## DR rs 0.2.15.2
 
 ### Add