diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/domain/req/AppRegisterReq.java b/ruoyi-system/src/main/java/com/ruoyi/system/domain/req/AppRegisterReq.java
index 8f53146..22eae3d 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/domain/req/AppRegisterReq.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/domain/req/AppRegisterReq.java
@@ -34,6 +34,7 @@ public class AppRegisterReq implements Serializable {
 
     private String medicalLicense2;
 
+    @Length(max = 20)
     private String title;
 
     public String getTitle() {