diff --git a/apisix/plugins/opentelemetry.lua b/apisix/plugins/opentelemetry.lua
index fec3d0cacea3..12d61c99fc3b 100644
--- a/apisix/plugins/opentelemetry.lua
+++ b/apisix/plugins/opentelemetry.lua
@@ -295,7 +295,7 @@ function _M.rewrite(conf, api_ctx)
         end
     end
 
-    local ctx, _ = tracer:start(upstream_context, api_ctx.var.request_uri, {
+    local ctx = tracer:start(upstream_context, api_ctx.var.request_uri, {
         kind = span_kind.client,
         attributes = attributes,
     })
diff --git a/conf/config-default.yaml b/conf/config-default.yaml
index 65506083aded..17b1838a974f 100644
--- a/conf/config-default.yaml
+++ b/conf/config-default.yaml
@@ -407,6 +407,21 @@ plugin_attr:
     service_name: APISIX
     service_instance_name: APISIX Instance Name
     endpoint_addr: http://127.0.0.1:12800
+  opentelemetry:
+    trace_id_source: x-request-id
+    resource:
+      service.name: APISIX
+    collector:
+      address: 127.0.0.1:4317
+      request_timeout: 3
+      request_headers:
+        Authorization: token
+    batch_span_processor:
+      drop_on_queue_full: false
+      max_queue_size: 1024
+      batch_timeout: 2
+      inactive_timeout: 1
+      max_export_batch_size: 16
   prometheus:
     export_uri: /apisix/prometheus/metrics
     metric_prefix: apisix_
diff --git a/docs/en/latest/plugins/opentelemetry.md b/docs/en/latest/plugins/opentelemetry.md
index 4f7d599cc381..d2610eb02159 100644
--- a/docs/en/latest/plugins/opentelemetry.md
+++ b/docs/en/latest/plugins/opentelemetry.md
@@ -90,7 +90,7 @@ curl http://127.0.0.1:9080/apisix/admin/routes/1  -H 'X-API-KEY: edd1c9f034335f1
 
 ## How to set collecting
 
-We can set the collecting by specifying the configuration in `conf/config.yaml`.
+You can set the collecting by specifying the configuration in `conf/config.yaml`.
 
 | Name         | Type   | Default  | Description                                                          |
 | ------------ | ------ | -------- | ----------------------------------------------------- |