diff --git a/gb28181-wvp-proxy-api/src/main/java/cn/skcks/docking/gb28181/wvp/api/video/dto/VideoReq.java b/gb28181-wvp-proxy-api/src/main/java/cn/skcks/docking/gb28181/wvp/api/video/dto/VideoReq.java
index 19dbf6d..89a55c5 100644
--- a/gb28181-wvp-proxy-api/src/main/java/cn/skcks/docking/gb28181/wvp/api/video/dto/VideoReq.java
+++ b/gb28181-wvp-proxy-api/src/main/java/cn/skcks/docking/gb28181/wvp/api/video/dto/VideoReq.java
@@ -30,8 +30,8 @@ public class VideoReq {
     @JsonFormat(pattern = DatePattern.PURE_DATETIME_PATTERN)
     private Date endTime;
 
-    @Schema(description = "http 头是否需要文件名")
-    private Boolean fileHeader = false;
+    @Schema(description = "http 头是否需要文件名 (没有文件名时浏览器会试图直接播放,会导致短时间内重复访问同一设备,导致失败)")
+    private Boolean fileHeader = true;
 
     public void setDevice_id(String deviceCode){
         this.deviceCode = deviceCode;