diff --git a/README-en.md b/README-en.md
index c363c46..9304933 100644
--- a/README-en.md
+++ b/README-en.md
@@ -10,7 +10,7 @@ As a learning and practice repository for OpenSpec, this project provides system
 
 **Star History**:
 
-## ![Star History Chart](https://api.star-history.com/svg?repos=ForceInjection/OpenSpec-practise&type=date&legend=top-left)
+## ![Star History Chart](https://star-history.dera.page/svg?repos=ForceInjection/OpenSpec-practise&type=date&legend=top-left)
 
 ---
 
diff --git a/README.md b/README.md
index 4fd1f19..e0d8851 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@
 
 **Star History**:
 
-## ![Star History Chart](https://api.star-history.com/svg?repos=ForceInjection/OpenSpec-practise&type=date&legend=top-left)
+## ![Star History Chart](https://star-history.dera.page/svg?repos=ForceInjection/OpenSpec-practise&type=date&legend=top-left)
 
 ---