diff --git a/apps/emqx_management/src/emqx_mgmt_api_trace.erl b/apps/emqx_management/src/emqx_mgmt_api_trace.erl
index 587257688..93d647753 100644
--- a/apps/emqx_management/src/emqx_mgmt_api_trace.erl
+++ b/apps/emqx_management/src/emqx_mgmt_api_trace.erl
@@ -72,7 +72,7 @@ schema("/trace") ->
             description => "List all trace",
             tags => ?TAGS,
             responses => #{
-                200 => hoconsc:ref(trace)
+                200 => hoconsc:array(hoconsc:ref(trace))
             }
         },
         post => #{
@@ -140,7 +140,8 @@ schema("/trace/:name/download") ->
                             'application/octet-stream' =>
                                 #{schema => #{type => "string", format => "binary"}}
                         }
-                    }
+                    },
+                404 => emqx_dashboard_swagger:error_codes(['NOT_FOUND'], <<"Trace Name Not Found">>)
             }
         }
     };
@@ -172,9 +173,12 @@ schema("/trace/:name/log") ->
             responses => #{
                 200 =>
                     [
-                        {items, hoconsc:mk(binary(), #{example => "TEXT-LOG-ITEMS"})}
-                        | fields(bytes) ++ fields(position)
-                    ]
+                        {items, hoconsc:mk(binary(), #{example => "TEXT-LOG-ITEMS"})},
+                        {meta, fields(bytes) ++ fields(position)}
+                    ],
+                400 => emqx_dashboard_swagger:error_codes(
+                    ['READ_FILE_ERROR', 'RPC_ERROR', 'NODE_ERROR'], <<"Trace Log Failed">>
+                )
             }
         }
     }.
diff --git a/changes/v5.0.12-en.md b/changes/v5.0.12-en.md
index 076ec6e69..731719c7d 100644
--- a/changes/v5.0.12-en.md
+++ b/changes/v5.0.12-en.md
@@ -19,3 +19,5 @@
 ## Bug fixes
 
 - Fix that the obsolete SSL files aren't deleted after the ExHook config update [#9432](https://github.com/emqx/emqx/pull/9432).
+
+- Fix doc and schema for `/trace` API [#9468](https://github.com/emqx/emqx/pull/9468).
diff --git a/changes/v5.0.12-zh.md b/changes/v5.0.12-zh.md
index 3f4c52b75..e7cbd124c 100644
--- a/changes/v5.0.12-zh.md
+++ b/changes/v5.0.12-zh.md
@@ -18,3 +18,5 @@
 ## 修复
 
 - 修复 ExHook 更新 SSL 相关配置后，过时的 SSL 文件没有被删除的问题 [#9432](https://github.com/emqx/emqx/pull/9432)。
+
+- 修复 /trace API 的返回值格式和相关文档 [#9468](https://github.com/emqx/emqx/pull/9468)。