diff --git a/src/lib.rs b/src/lib.rs
index 40d5f99..c53a97d 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -58,7 +58,7 @@
 //!
 //! See [full examples](https://github.com/Rinrin0413/tetr-ch-rs/tree/master/examples/).
 //!
-//! [![GPL-3.0](https://img.shields.io/github/license/Rinrin0413/tetr-ch-rs?color=%23BD0102&style=for-the-badge)](https://docs.rs/crate/tetr_ch/latest/source/LICENSE.md)
+//! [![MIT](https://img.shields.io/github/license/Rinrin0413/tetr-ch-rs?color=%23A11D32&style=for-the-badge)](https://docs.rs/crate/tetr_ch/latest/source/LICENSE)
 
 pub mod client;
 pub mod constants;