Update README.md

README.md

@@ -23,7 +23,7 @@ tags:
 🔥 PyTorch implementation available at [https://github.com/theodpzz/ct-agrg](https://github.com/theodpzz/ct-agrg).
 
 <p align="center">
-  <img src="https://github.com/theodpzz/ct-agrg/blob/main/figures/method_overview.jpg?raw=true" width="100%">
+  <img src="https://github.com/theodpzz/ct-agrg/blob/master/figures/method_overview.jpg?raw=true" width="100%">
 </p>
 
 ## 🚀 Available resources