diff --git a/packages/logger/src/index.ts b/packages/logger/src/index.ts
index 74f88fb..1fc0813 100644
--- a/packages/logger/src/index.ts
+++ b/packages/logger/src/index.ts
@@ -71,10 +71,11 @@ class OpenObserveTransport extends Transport {
     })
 
     try {
-      // 添加时间戳字段到日志数据
+      // 添加时间戳字段和环境变量到日志数据
       const logData = {
         ...info,
         _timestamp: new Date().toISOString(),
+        env: process.env.NODE_ENV || "unknown",
       }
 
       // 压缩数据以减少传输大小