diff --git a/bootstrap/src/main/java/com/iteaj/iboot/module/iot/dto/BatchModelDto.java b/bootstrap/src/main/java/com/iteaj/iboot/module/iot/dto/BatchModelDto.java
index e4873067..9bff6632 100644
--- a/bootstrap/src/main/java/com/iteaj/iboot/module/iot/dto/BatchModelDto.java
+++ b/bootstrap/src/main/java/com/iteaj/iboot/module/iot/dto/BatchModelDto.java
@@ -105,11 +105,13 @@ public class BatchModelDto {
     public void setApiDownConfig(String apiDownConfig) {
         if(StrUtil.isNotBlank(apiDownConfig)) {
             config = new HashMap<>();
-            if(apiDownConfig.contains(":::")) {
+            if(apiDownConfig.contains("->")) {
                 final String[] split = apiDownConfig.split(":::");
                 for (String s : split) {
                     final String[] item = s.split("->");
-                    config.put(item[0], item[1]);
+                    if(item.length == 2) {
+                        config.put(item[0], item[1]);
+                    }
                 }
             }
         }