diff --git a/README.md b/README.md
index ead43c9e7..fc8781014 100644
--- a/README.md
+++ b/README.md
@@ -123,7 +123,7 @@ ### Contact Information
 
 ## Citation
 
-For now, cite the [Arxiv paper](https://arxiv.org/abs/2308.00352):
+For now, cite the [arXiv paper](https://arxiv.org/abs/2308.00352):
 
 ```bibtex
 @misc{hong2023metagpt,