diff --git a/README.md b/README.md
index b4a3931..562f39e 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,15 @@
 
 The Common HDK for Any project by Hyperf.
 
+> DEPRECATED!!!
+> 
+> This Branch is outdated, 
+> only used for support old versions.
+> Such as Hyperf 2.2 or less.
+> 
+> Please UPGRADE your version to Hyperf 3.0
+> and HDK-Core 0.2.*
+
 ## PHP Versions
 
 This version will work on Hyperf version 2.2 and above.