diff --git a/README.en.md b/README.en.md
index 77dc771..b34998d 100644
--- a/README.en.md
+++ b/README.en.md
@@ -1,6 +1,6 @@
 [简体中文](./README.md) | English
 # AntSK
-## AI Knowledge Base/Intelligent Agent built on .Net8+AntBlazor+SemanticKernel
+## AI Knowledge Base/Intelligent Agent built on .Net9 + AntBlazor+SemanticKernel
 
 ## ⭐Core Features
 
diff --git a/README.md b/README.md
index 4e285aa..920dba3 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 中文|[English](./README.en.md) 
 # AntSK
-## 使用.Net8+Blazor+SemanticKernel 打造的AI知识库/智能体
+## 使用.Net9 + Blazor+SemanticKernel 打造的AI知识库/智能体
 
 ## ⭐核心功能