Update README.md (#15)

- Update README.md (74ade628ab7789490a9efadcfdbc6816a757f89a)


Co-authored-by: Sanchit Gandhi <sanchit-gandhi@users.noreply.huggingface.co>

README.md

@@ -29,7 +29,7 @@ Voxtral TTS is a frontier, open-weights text-to-speech model that’s fast, inst
 For more details, see our:
 - [🔊 Demo](https://console.mistral.ai/build/audio/text-to-speech)
 - [✍️ Blog post](https://mistral.ai/news/voxtral-tts)
-- [🔬 Research Paper](https://mistral.ai/static/research/voxtral-tts.pdf)
+- [🔬 Research Paper](https://arxiv.org/abs/2603.25551)
 
 
 ## Key Features