diff --git a/README.md b/README.md
index 9e0d084..711cccf 100644
--- a/README.md
+++ b/README.md
@@ -126,7 +126,7 @@ TypeNo does one thing: voice → text → paste. No extra UI, no preferences, no
 
 ## Star History
 
-[![Star History Chart](https://api.star-history.com/svg?repos=marswaveai/TypeNo&type=Date)](https://star-history.com/#marswaveai/TypeNo&Date)
+[![Star History Chart](https://star-history.dera.page/svg?repos=marswaveai/TypeNo&type=Date)](https://star-history.dera.page/#marswaveai/TypeNo&Date)
 
 ## License
 
diff --git a/README_CN.md b/README_CN.md
index abd92e9..1befc22 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -125,7 +125,7 @@ TypeNo 只做一件事：语音 → 文字 → 粘贴。没有多余的 UI，没
 
 ## Star History
 
-[![Star History Chart](https://api.star-history.com/svg?repos=marswaveai/TypeNo&type=Date)](https://star-history.com/#marswaveai/TypeNo&Date)
+[![Star History Chart](https://star-history.dera.page/svg?repos=marswaveai/TypeNo&type=Date)](https://star-history.dera.page/#marswaveai/TypeNo&Date)
 
 ## 许可证
 
diff --git a/README_JP.md b/README_JP.md
index ae5dcb7..7bb8197 100644
--- a/README_JP.md
+++ b/README_JP.md
@@ -119,7 +119,7 @@ TypeNo がやることはひとつだけ：音声 → テキスト → ペース
 
 ## Star History
 
-[![Star History Chart](https://api.star-history.com/svg?repos=marswaveai/TypeNo&type=Date)](https://star-history.com/#marswaveai/TypeNo&Date)
+[![Star History Chart](https://star-history.dera.page/svg?repos=marswaveai/TypeNo&type=Date)](https://star-history.dera.page/#marswaveai/TypeNo&Date)
 
 ## ライセンス