Update README.md

README.md

@@ -1314,7 +1314,8 @@ If you use this dataset in your research, please cite the TokSuite paper:
 @inproceedings{toksuite2026,
   title={TokSuite: Measuring the Impact of Tokenizer Choice on Language Model Behavior},
   author={Altıntaş, Gül Sena and Ehghaghi, Malikeh and Lester, Brian and Liu, Fengyuan and Zhao, Wanru and Ciccone, Marco and Raffel, Colin},
-  year={2026}
+  year={2026},
+  arxiv={https://arxiv.org/abs/2512.20757},
 }
 ```