diff --git a/skywalking-api/src/main/java/com/ai/cloud/io/netty/version.md b/skywalking-api/src/main/java/com/ai/cloud/io/netty/version.md
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+++ b/skywalking-api/src/main/java/com/ai/cloud/io/netty/version.md
@@ -0,0 +1,10 @@
+# Sky Walking API
+## dependency io.netty
+```xml
+<dependency>
+    <groupId>io.netty</groupId>
+    <artifactId>netty-all</artifactId>
+    <version>4.0.33.Final</version>
+</dependency>
+```
+* 移除部分代码，移除依赖性编译
\ No newline at end of file