diff --git a/haystack/components/preprocessors/__init__.py b/haystack/components/preprocessors/__init__.py
index f7e132077a..467f16ceeb 100644
--- a/haystack/components/preprocessors/__init__.py
+++ b/haystack/components/preprocessors/__init__.py
@@ -5,6 +5,7 @@
 from .document_cleaner import DocumentCleaner
 from .document_splitter import DocumentSplitter
 from .nltk_document_splitter import NLTKDocumentSplitter
+from .sentence_tokenizer import SentenceSplitter
 from .text_cleaner import TextCleaner
 
-__all__ = ["DocumentSplitter", "DocumentCleaner", "TextCleaner", "NLTKDocumentSplitter"]
+__all__ = ["DocumentSplitter", "DocumentCleaner", "NLTKDocumentSplitter", "SentenceSplitter", "TextCleaner"]