diff --git a/README.md b/README.md
index b925101a..37b84a48 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 [`install.sh`](./install.sh) is delivered when you `curl tea.xyz`.
 
-# GitHub Action 0.13.0
+# GitHub Action 0.13.1
 
 This repository also provides the `tea` GitHub Action.