Update README.md

README.md

@@ -36,7 +36,7 @@ The model's exposure to the diverse content in the UltraTextbooks-2.0 dataset ma
 ## Training Data
 tau-0.5B was further pre-trained on the UltraTextbooks-2.0 dataset, which is an expanded version of the original UltraTextbooks dataset. UltraTextbooks-2.0 incorporates additional high-quality synthetic and human-written textbooks from various sources on the Hugging Face platform, with a focus on increasing the diversity of content in the domains of machine learning, mathematics, and coding.
 
-For more details on the dataset, please refer to the [UltraTextbooks-2.0 Dataset Card](https://example.com/ultratextbooks-2.0-dataset-card).
+For more details on the dataset, please refer to the [UltraTextbooks-2.0 Dataset Card](https://huggingface.co/datasets/Locutusque/UltraTextbooks-2.0).
 
 ## Performance and Limitations
 Evaluations are yet to be performed. It is essential to note that the model may still exhibit biases or inaccuracies present in the training data. Users are encouraged to critically evaluate the model's outputs and report any issues to facilitate continuous improvement.