diff --git a/src/main/java/com/example/caseData/request/CaseClinicalVideoRequest/addClinicalVideoApp.java b/src/main/java/com/example/caseData/request/CaseClinicalVideoRequest/addClinicalVideoApp.java
index 1a35717..87b17d4 100644
--- a/src/main/java/com/example/caseData/request/CaseClinicalVideoRequest/addClinicalVideoApp.java
+++ b/src/main/java/com/example/caseData/request/CaseClinicalVideoRequest/addClinicalVideoApp.java
@@ -26,6 +26,7 @@ public class addClinicalVideoApp {
 
     // 是否外部链接（0:否 1:是）
     @JsonProperty("isLink")
+    @JsonInclude(JsonInclude.Include.NON_NULL)
     private Integer isLink;
 
     // 外部链接地址