diff --git a/apps/iot/src/http_handlers/container_handler.erl b/apps/iot/src/http_handlers/container_handler.erl
index b0040ce..26bcec6 100644
--- a/apps/iot/src/http_handlers/container_handler.erl
+++ b/apps/iot/src/http_handlers/container_handler.erl
@@ -190,36 +190,36 @@ handle_request(_, Path, _, _) ->
 validate_config(Config) when is_map(Config) ->
     %% 必选参数
     Required = [
-        {image, binary},
-        {container_name, binary},
-        {command, {list, binary}},
-        {restart, binary}
+        {<<"image">>, binary},
+        {<<"container_name">>, binary},
+        {<<"command">>, {list, binary}},
+        {<<"restart">>, binary}
     ],
 
     %% 可选参数（附带默认值）
     Optional = [
-        {privileged, boolean},
-        {envs, {list, binary}},
-        {ports, {list, binary}},
-        {expose, {list, binary}},
-        {volumes, {list, binary}},
-        {networks, {list, binary}},
-        {labels, {map, {binary, binary}}},
-        {user, binary},
-        {working_dir, binary},
-        {hostname, binary},
-        {cap_add, {list, binary}},
-        {cap_drop, {list, binary}},
-        {devices, {list, binary}},
-        {mem_limit, binary},
-        {mem_reservation, binary},
-        {cpu_shares, integer},
-        {cpus, number},
-        {ulimits, {map, {binary, binary}}},
-        {sysctls, {map, {binary, binary}}},
-        {tmpfs, {list, binary}},
-        {extra_hosts, {list, binary}},
-        {healthcheck, {map, {binary, any}}}
+        {<<"privileged">>, boolean},
+        {<<"envs">>, {list, binary}},
+        {<<"ports">>, {list, binary}},
+        {<<"expose">>, {list, binary}},
+        {<<"volumes">>, {list, binary}},
+        {<<"networks">>, {list, binary}},
+        {<<"labels">>, {map, {binary, binary}}},
+        {<<"user">>, binary},
+        {<<"working_dir">>, binary},
+        {<<"hostname">>, binary},
+        {<<"cap_add">>, {list, binary}},
+        {<<"cap_drop">>, {list, binary}},
+        {<<"devices">>, {list, binary}},
+        {<<"mem_limit">>, binary},
+        {<<"mem_reservation">>, binary},
+        {<<"cpu_shares">>, integer},
+        {<<"cpus">>, number},
+        {<<"ulimits">>, {map, {binary, binary}}},
+        {<<"sysctls">>, {map, {binary, binary}}},
+        {<<"tmpfs">>, {list, binary}},
+        {<<"extra_hosts">>, {list, binary}},
+        {<<"healthcheck">>, {map, {binary, any}}}
     ],
 
     Errors1 = check_required(Config, Required),