diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
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 ## Star History
 
-[![Star History Chart](https://api.star-history.com/svg?repos=PKUFlyingPig/cs-self-learning&type=Timeline)](https://star-history.com/#PKUFlyingPig/cs-self-learning&Timeline)
+[![Star History Chart](https://star-history.dera.page/svg?repos=PKUFlyingPig/cs-self-learning&type=Timeline)](https://star-history.dera.page/#PKUFlyingPig/cs-self-learning&Timeline)
 
 ## ✨ 鸣谢