diff --git a/config.py b/config.py
index 706a5a7..d2b33e3 100644
--- a/config.py
+++ b/config.py
@@ -10,7 +10,7 @@ import json  # 用于将令牌保存为 JSON 格式
 # 后端服务器配置
 # BACKEND_HOST = "192.168.5.233"
 # BACKEND_HOST = "192.168.5.106"
-BACKEND_HOST = "192.168.5.12"
+BACKEND_HOST = "192.168.5.140"
 # BACKEND_HOST = "shuidrop.com"
 # BACKEND_HOST = "test.shuidrop.com"
 BACKEND_PORT = "8000"
@@ -43,7 +43,7 @@ VERSION = "1.0"
 WINDOW_TITLE = "AI回复连接入口-V1.0"
 
 # 应用版本号（用于版本检查）
-APP_VERSION = "1.5.43"
+APP_VERSION = "1.5.45"
 
 # 平台特定配置
 PLATFORMS = {
diff --git a/version_history.json b/version_history.json
index a1cf794..25eee31 100644
--- a/version_history.json
+++ b/version_history.json
@@ -1,4 +1,20 @@
 [
+  {
+    "version": "1.5.45",
+    "update_type": "patch",
+    "content": "[patch] DY-token检测逻辑修改 修改本地打包环境路径锁定",
+    "author": "haosicheng",
+    "commit_hash": "ff6203d387aedb0bbe7c7728efaa2a4fdba7d882",
+    "commit_short_hash": "ff6203d3",
+    "branch": "develop",
+    "release_time": "2025-10-22 13:16:48",
+    "download_url": "https://shuidrop-chat-server.ks3-cn-guangzhou.ksyuncs.com/installers/ShuiDi_AI_Assistant_Setup_v1.5.45.exe",
+    "stats": {
+      "files_changed": 2,
+      "lines_added": 141,
+      "lines_deleted": 59
+    }
+  },
   {
     "version": "1.5.43",
     "update_type": "patch",