diff --git a/README.md b/README.md
index 3346ce39b65890cc0f216cb2811ef5c3df4d358f..20b6968f40c96db1717e83b84b6a2cb52834e4db 100755
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ A next-generation Flutter-Native hybrid solution. FlutterBoost is a Flutter plug
 <a name="bf647454"></a>
 
 # Prerequisites
-You need to add Flutter to your project before moving on.
+You need to add Flutter to your project before moving on.The version of the flutter SDK requires v1.5.4-hotfixes, or it will compile error.
 
 # Getting Started
 
diff --git a/README_CN.md b/README_CN.md
index dbf4b101422e5ad8dad019301513fbbe18f087a7..197afc277782b222b738da9cb63c6ad7531ca8c0 100755
--- a/README_CN.md
+++ b/README_CN.md
@@ -13,7 +13,7 @@
 
 
 # 前置条件
-在继续之前，您需要将Flutter集成到你现有的项目中。
+在继续之前，您需要将Flutter集成到你现有的项目中。flutter sdk 的版本需要 v1.5.4-hotfixes，否则会编译失败.
 
 # 安装