diff --git a/README.md b/README.md
index 80a0a5427..9ddf35c33 100644
--- a/README.md
+++ b/README.md
@@ -40,6 +40,7 @@ SkyWalking: Large-Scale Distributed Systems Tracing Infrastructure, also known D
 * cache
   * jedix 2.x
 
+_All test scenarios base on Docker Tech._
 
 # Contributors
 * 吴晟 [wusheng](https://github.com/wu-sheng)   wu.sheng@foxmail.com