diff --git a/haystack/preview/components/file_converters/html.py b/haystack/preview/components/file_converters/html.py
index 450588db95..3af9b6a795 100644
--- a/haystack/preview/components/file_converters/html.py
+++ b/haystack/preview/components/file_converters/html.py
@@ -29,7 +29,7 @@ def run(self, sources: List[Union[str, Path, ByteStream]]):
         """
         Converts a list of HTML files to Documents.
 
-        :param sources: Paths to HTML files.
+        :param sources: List of HTML file paths or ByteStream objects.
         :return: List of converted Documents.
         """
         documents = []