diff --git a/src/main/java/com/ssjl/zhaobiao/guizhou/controller/IotController.java b/src/main/java/com/ssjl/zhaobiao/guizhou/controller/IotController.java
index b2f2715..8549d4c 100644
--- a/src/main/java/com/ssjl/zhaobiao/guizhou/controller/IotController.java
+++ b/src/main/java/com/ssjl/zhaobiao/guizhou/controller/IotController.java
@@ -325,7 +325,7 @@ public class IotController {
         calls.setPhoneNumber(call.getPhoneNumber());
         calls.setDateTime(call.getDateTime());
         calls.setCallFlag(call.getCallFlag());
-        call.setDuration(call.getDuration());
+        calls.setDuration(call.getDuration());
         byte[] res = httpUtil.send(imei, gzDeviceConfig.getPhone(), calls);
         System.out.println(ByteUtil.bytesToHexString(res));
         log.info(imei + ",call 电信返回：" + ByteUtil.bytesToHexString(res));