diff --git a/apps/iot/src/http_handlers/container_handler.erl b/apps/iot/src/http_handlers/container_handler.erl
index fa1439e..4dd7ea4 100644
--- a/apps/iot/src/http_handlers/container_handler.erl
+++ b/apps/iot/src/http_handlers/container_handler.erl
@@ -16,7 +16,7 @@
 %% 下发config.json, 微服务接受后，保存服务配置
 handle_request("POST", "/container/push_config", _,
     #{<<"uuid">> := UUID, <<"container_name">> := ContainerName, <<"config">> := Config, <<"timeout">> := Timeout0})
-    when is_binary(UUID), is_binary(ContainerName), is_map(Config), is_integer(Timeout0) ->
+    when is_binary(UUID), is_binary(ContainerName), is_binary(Config), is_integer(Timeout0) ->
 
     %% 检查ConfigJson是否是合法的json字符串
     true = iot_util:is_json(Config),