diff --git a/changelog.md b/changelog.md
index 2c1cfde5..96c53fba 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,19 @@
+## 3.1.2026042912
+
+- feat: 新增功能
+  - mio 列表接口新增 total_price 返回明细金额合计 [caoqianming]
+  - handover移除search包含id [caoqianming]
+  - shift 视图改为完整 CRUD 以支持班次管理页 [caoqianming]
+  - enm 修改重跑能源计算 不用从mplogx 开始计算 [TianyangZhang]
+  - 光芯科技 主要修改采购功能 [TianyangZhang]
+  - add contract settlement workflows [caoqianming]
+  - batch_bxerp添加子工序操作人 [caoqianming]
+  - 修改 hrm & rpm 代码 [TianyangZhang]
+  - 修改光芯人员导入功能 [TianyangZhang]
+- fix: 问题修复
+  - 批次统计修复小/大日期反向并增强除零兜底 [caoqianming]
+  - mlogdefect 空列表时仍同步继承缺陷 [caoqianming]
+  - 重建wpr [caoqianming]
 ## 3.1.2026033008
 - feat: 新增功能
   - WMaterialViewSet 添加手动来料创建和删除接口 [caoqianming]
diff --git a/server/settings.py b/server/settings.py
index e14843ff..77df7de5 100755
--- a/server/settings.py
+++ b/server/settings.py
@@ -35,7 +35,7 @@ sys.path.insert(0, os.path.join(BASE_DIR, 'apps'))
 ALLOWED_HOSTS = ['*']
 
 SYS_NAME = '星途工厂综合管理系统'
-SYS_VERSION = '3.1.2026033008'
+SYS_VERSION = '3.1.2026042912'
 X_FRAME_OPTIONS = 'SAMEORIGIN'
 
 # Application definition