diff --git a/README.ja_JP.md b/README.ja_JP.md
index b4d08efb4..72ae1a2eb 100644
--- a/README.ja_JP.md
+++ b/README.ja_JP.md
@@ -1,4 +1,4 @@
-[![minimum rustc: 1.77](https://img.shields.io/badge/minimum%20rustc-1.77-green?logo=rust)](https://www.whatrustisit.com)
+[![minimum rustc: 1.80](https://img.shields.io/badge/minimum%20rustc-1.80-green?logo=rust)](https://www.whatrustisit.com)
 [![License: Apache 2.0](https://img.shields.io/badge/license-Apache_2.0-blue.svg)](LICENSE)
 
 # G3プロジェクト
diff --git a/README.md b/README.md
index 2a5702407..cddac4782 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-[![minimum rustc: 1.77](https://img.shields.io/badge/minimum%20rustc-1.77-green?logo=rust)](https://www.whatrustisit.com)
+[![minimum rustc: 1.80](https://img.shields.io/badge/minimum%20rustc-1.80-green?logo=rust)](https://www.whatrustisit.com)
 [![License: Apache 2.0](https://img.shields.io/badge/license-Apache_2.0-blue.svg)](LICENSE)
 
 # G3 Project
diff --git a/README.zh_CN.md b/README.zh_CN.md
index 56638cdd9..e1ce5e095 100644
--- a/README.zh_CN.md
+++ b/README.zh_CN.md
@@ -1,4 +1,4 @@
-[![minimum rustc: 1.77](https://img.shields.io/badge/minimum%20rustc-1.77-green?logo=rust)](https://www.whatrustisit.com)
+[![minimum rustc: 1.80](https://img.shields.io/badge/minimum%20rustc-1.80-green?logo=rust)](https://www.whatrustisit.com)
 [![License: Apache 2.0](https://img.shields.io/badge/license-Apache_2.0-blue.svg)](LICENSE)
 
 # G3 Project