diff --git a/apps/emqx_management/src/emqx_mgmt_api_configs.erl b/apps/emqx_management/src/emqx_mgmt_api_configs.erl
index 4769d42f5..46012e755 100644
--- a/apps/emqx_management/src/emqx_mgmt_api_configs.erl
+++ b/apps/emqx_management/src/emqx_mgmt_api_configs.erl
@@ -105,9 +105,11 @@ schema("/configs_reset/:rootname") ->
         post => #{
             tags => [conf],
             description =>
-                <<"Reset the config entry specified by the query string parameter `conf_path`.<br/>\n"
-                "- For a config entry that has default value, this resets it to the default value;\n"
-                "- For a config entry that has no default value, an error 400 will be returned">>,
+                <<
+                    "Reset the config entry specified by the query string parameter `conf_path`.<br/>\n"
+                    "- For a config entry that has default value, this resets it to the default value;\n"
+                    "- For a config entry that has no default value, an error 400 will be returned"
+                >>,
             %% We only return "200" rather than the new configs that has been changed, as
             %% the schema of the changed configs is depends on the request parameter
             %% `conf_path`, it cannot be defined here.