diff --git a/README.md b/README.md
index 7d703b0f..d5fe507b 100644
--- a/README.md
+++ b/README.md
@@ -372,4 +372,4 @@ yarn dev
 
 ## Star History
 
-[![Star History Chart](https://api.star-history.com/svg?repos=buxuku/SmartSub&type=Date)](https://star-history.com/#buxuku/SmartSub&Date)
+[![Star History Chart](https://star-history.dera.page/svg?repos=buxuku/SmartSub&type=Date)](https://star-history.dera.page/#buxuku/SmartSub&type=Date)
diff --git a/README_EN.md b/README_EN.md
index bebc6b0b..95eb1e10 100644
--- a/README_EN.md
+++ b/README_EN.md
@@ -372,4 +372,4 @@ MIT — see the [LICENSE](LICENSE) file for details.
 
 ## Star History
 
-[![Star History Chart](https://api.star-history.com/svg?repos=buxuku/SmartSub&type=Date)](https://star-history.com/#buxuku/SmartSub&Date)
+[![Star History Chart](https://star-history.dera.page/svg?repos=buxuku/SmartSub&type=Date)](https://star-history.dera.page/#buxuku/SmartSub&type=Date)
diff --git a/README_JA.md b/README_JA.md
index e75f8772..63beb7f5 100644
--- a/README_JA.md
+++ b/README_JA.md
@@ -371,4 +371,4 @@ MIT ライセンス。詳細は [LICENSE](LICENSE) ファイルを参照して
 
 ## Star History
 
-[![Star History Chart](https://api.star-history.com/svg?repos=buxuku/SmartSub&type=Date)](https://star-history.com/#buxuku/SmartSub&Date)
+[![Star History Chart](https://star-history.dera.page/svg?repos=buxuku/SmartSub&type=Date)](https://star-history.dera.page/#buxuku/SmartSub&type=Date)