diff --git a/docs/changelog/changelog_en.txt b/docs/changelog/changelog_en.txt
index b9c127c..3fa3b42 100644
--- a/docs/changelog/changelog_en.txt
+++ b/docs/changelog/changelog_en.txt
@@ -460,4 +460,10 @@ Update to 7.33e
 2. Improved item purchasing system to sell items when inventory is full.
 3. Fix runtime error in buyback.
 4. Fix minor issues in purchasing and courier.
-5. Improve the farming methods of some heroes.
\ No newline at end of file
+5. Improve the farming methods of some heroes.
+v1.7.16(2023.12.11)
+1. Update the builds of some heroes to 7.34e.
+2. Fix casting issues of Centaur Warrunner and Tusk.
+3. Fix casting issues of Orge Magi.
+4. Improve items purchase behavior.
+5. Fix certain runtime errors. 
diff --git a/docs/changelog/changelog_zh_cn.txt b/docs/changelog/changelog_zh_cn.txt
index 3412d3a..b11ccdf 100644
--- a/docs/changelog/changelog_zh_cn.txt
+++ b/docs/changelog/changelog_zh_cn.txt
@@ -463,4 +463,10 @@ v1.7.15(2023.08.20)
 2. 改进了物品购买系统，库存满时可以出售物品。
 3. 修复买活时的报错。
 4. 修复物品购买和信使运送中的小问题。
-5. 改进部分英雄的打野方式。
\ No newline at end of file
+5. 改进部分英雄的打野方式。
+v1.7.16(2023.12.11)
+1. 部分英雄加点和出装更新至7.34e。
+2. 修复半人马行者和巨牙海民的技能施放问题。
+3. 修复食人魔魔法师的技能施放问题。
+4. 优化道具购买。
+5. 修复部分报错。
\ No newline at end of file
diff --git a/util/ChatSystem.lua b/util/ChatSystem.lua
index a64fcea..92fbf3a 100644
--- a/util/ChatSystem.lua
+++ b/util/ChatSystem.lua
@@ -1,8 +1,8 @@
 local BotsInit = require("game/botsinit")
 local M = BotsInit.CreateGeneric()
 
-local version = "1.7.15"
-local updateDate = "August 20, 2023"
+local version = "1.7.16"
+local updateDate = "December 11, 2023"
 
 local announceFlag = false
 function M.SendVersionAnnouncement()