Update README.md

README.md

@@ -133,7 +133,7 @@ tokenizer.decode_with_trace(encoded)
 ```python
 from FastChemTokenizer import FastChemTokenizer
 
-tokenizer = FastChemTokenizer.from_pretrained("./chemtok")
+tokenizer = FastChemTokenizer.from_pretrained("./smitok_core")
 ```
 3. Use like any Hugging Face tokenizer:
 ```python