diff --git a/changelog.md b/changelog.md
index 370afd3a..0635c0c5 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,3 +1,7 @@
+## 3.1.2026072316
+
+- feat: 新增功能
+  - 单个编号规则支持c_day按天占位与按天归零;并发生成加工序级advisory锁防重号;流水号宽度按规则解析并对齐排序截取;超上限报错;工序保存时校验编号规则 [caoqianming]
 ## 3.1.2026072309
 
 - feat: 新增功能
diff --git a/server/settings.py b/server/settings.py
index 8bf6cf11..89049a65 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 = '3.1.2026072309'
+SYS_VERSION = '3.1.2026072316'
 X_FRAME_OPTIONS = 'SAMEORIGIN'
 
 # Application definition