diff --git a/integrations/unstructured/src/haystack_integrations/components/converters/unstructured/converter.py b/integrations/unstructured/src/haystack_integrations/components/converters/unstructured/converter.py
index 9f72c98b3..94bc19082 100644
--- a/integrations/unstructured/src/haystack_integrations/components/converters/unstructured/converter.py
+++ b/integrations/unstructured/src/haystack_integrations/components/converters/unstructured/converter.py
@@ -103,7 +103,8 @@ def run(
         :param meta: Optional metadata to attach to the Documents.
           This value can be either a list of dictionaries or a single dictionary.
           If it's a single dictionary, its content is added to the metadata of all produced Documents.
-          If it's a list, the length of the list must match the number of sources, because the two lists will be zipped.
+          If it's a list, the length of the list must match the number of paths, because the two lists will be zipped.
+          Please note that if the paths contain directories, the length of the meta list must match the actual number of files contained.
           Defaults to `None`.
         """