diff --git a/README.md b/README.md
index f0706dc..51c269e 100644
--- a/README.md
+++ b/README.md
@@ -5,9 +5,9 @@
 
 [![github](https://img.shields.io/github/stars/ma-xu/pointMLP-pytorch?style=social)](https://github.com/ma-xu/pointMLP-pytorch)
 
-![](images/smile.png)
-![](images/neu.png)
-![](images/columbia.png)
+<img src="images/smile.png" height="70px">
+<img src="images/neu.png" height="70px">
+<img src="images/columbia.png" height="70px">
 
 [open review](https://openreview.net/forum?id=3Pbra-_u76D) | [arXiv](https://arxiv.org/abs/2202.07123) | Primary contact: [Xu Ma](mailto:ma.xu1@northeastern.edu)