Update README.md

README.md

@@ -98,7 +98,7 @@ Users are responsible for checking the copyright status of each book in their co
 To use the <span style="font-variant: small-caps;">BookCoref</span> dataset, you need to install the following Python packages in your environment:
 
 ```bash
-pip install "datasets<=3.6.0" deepdiff spacy nltk
+pip install "datasets<=3.6.0" "deepdiff==8.5.0" "spacy==3.8.7" "nltk==3.9.1"
 ```
 
 You can then load each configuration through Huggingface's `datasets` library:
@@ -145,6 +145,7 @@ DatasetDict({
 ``` 
 
 
+
 ## ℹ️ Data format
 
 <span style="font-variant: small-caps;">BookCoref</span> is a collection of annotated books.