diff --git a/README.md b/README.md
index d859bf8e6f..e9d13285ea 100644
--- a/README.md
+++ b/README.md
@@ -80,7 +80,7 @@ We'd love you to contribute to Whalebird.
 
 ### Minimum requirements for development
 
-* Node.js greater than or equal version 8.9.0 (10.x is recommended)
+* Node.js greater than or equal version 8.9.0 (9.x is recommended)
 * npm or yarn
 
 ### Getting started