diff --git a/haystack/components/preprocessors/nltk_document_splitter.py b/haystack/components/preprocessors/nltk_document_splitter.py
index e0570eea8b..d6f947ebfc 100644
--- a/haystack/components/preprocessors/nltk_document_splitter.py
+++ b/haystack/components/preprocessors/nltk_document_splitter.py
@@ -7,7 +7,7 @@
 
 from haystack import Document, component, logging
 from haystack.components.preprocessors.document_splitter import DocumentSplitter
-from haystack.components.preprocessors.utils import Language, SentenceSplitter, nltk_imports
+from haystack.components.preprocessors.sentence_tokenizer import Language, SentenceSplitter, nltk_imports
 from haystack.core.serialization import default_to_dict
 from haystack.utils import serialize_callable