Update README.md

Author: GeorgeTsoukalas

README.md

@@ -1,7 +1,7 @@
 # PutnamBench
 
 <p align="center">
-    <a href="https://trishullab.github.io/PutnamBench/leaderboard"><img src="https://img.shields.io/badge/%F0%9F%8F%86-leaderboard-%23ff8811"></a>
+    <a href="https://trishullab.github.io/PutnamBench/leaderboard.html"><img src="https://img.shields.io/badge/%F0%9F%8F%86-leaderboard-%23ff8811"></a>
     <a href="https://trishullab.github.io/PutnamBench/"><img src="https://img.shields.io/badge/%F0%9F%8F%86-website-8A2BE2"></a>
     <a href="https://arxiv.org/abs/2407.11214"><img src="https://img.shields.io/badge/arXiv-2407.11214-b31b1b.svg"></a>
 </p>
@@ -53,4 +53,4 @@ The associated paper for PutnamBench is [available at this link](https://arxiv.o
       primaryClass={cs.AI},
       url={https://arxiv.org/abs/2407.11214}, 
 }
-```
+```