diff --git a/src/main/java/com/ycwl/basic/controller/mobile/AppPuzzleController.java b/src/main/java/com/ycwl/basic/controller/mobile/AppPuzzleController.java
index 51db72b0..265d1ad9 100644
--- a/src/main/java/com/ycwl/basic/controller/mobile/AppPuzzleController.java
+++ b/src/main/java/com/ycwl/basic/controller/mobile/AppPuzzleController.java
@@ -167,7 +167,7 @@ public class AppPuzzleController {
 
             // 格式化日期时间
             String datetimeLine = record.getCreateTime() != null
-                    ? DateUtil.format(record.getCreateTime(), "yyyy-MM-dd HH:mm")
+                    ? DateUtil.format(record.getCreateTime(), "yyyy-MM-dd")
                     : "";
 
             // 构建水印请求