diff --git a/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiAlgorithmServiceImpl.java b/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiAlgorithmServiceImpl.java
index 0b5073f52..e1eaaf387 100644
--- a/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiAlgorithmServiceImpl.java
+++ b/src/main/java/com/genersoft/iot/vmp/aiot/service/impl/AiAlgorithmServiceImpl.java
@@ -41,7 +41,7 @@ public class AiAlgorithmServiceImpl implements IAiAlgorithmService {
         // algoCode -> {algoName, targetClass, description, paramSchema}
         PRESET_ALGORITHMS.put("leave_post", new String[]{
                 "离岗检测", "person", "检测人员是否在岗，支持工作时间段配置",
-                "{\"confirm_on_duty_sec\":{\"type\":\"int\",\"default\":10,\"min\":1},\"confirm_leave_sec\":{\"type\":\"int\",\"default\":30,\"min\":1},\"leave_countdown_sec\":{\"type\":\"int\",\"default\":300,\"min\":0},\"working_hours\":{\"type\":\"list\",\"default\":[]}}"
+                "{\"leave_countdown_sec\":{\"type\":\"int\",\"default\":300,\"min\":0},\"working_hours\":{\"type\":\"list\",\"default\":[]}}"
         });
         PRESET_ALGORITHMS.put("intrusion", new String[]{
                 "周界入侵检测", "person", "检测人员进入指定区域",