diff --git a/docs-website/reference/haystack-api/converters_api.md b/docs-website/reference/haystack-api/converters_api.md
index aec177f09a..18b2cc0cc7 100644
--- a/docs-website/reference/haystack-api/converters_api.md
+++ b/docs-website/reference/haystack-api/converters_api.md
@@ -474,12 +474,9 @@ into ImageContent objects.
- dict\[str, list\[ImageContent | None\]\] – Dictionary containing one key:
- "image_contents": ImageContents created from the processed documents. These contain base64-encoded image
- data and metadata. The order corresponds to order of input documents.
-
-**Raises:**
-
-- ValueError – If any document is missing the required metadata keys, has an invalid file path, or has an unsupported
- MIME type. The error message will specify which document and what information is missing or incorrect.
+ data and metadata. The order corresponds to the order of the input documents. A document that is
+ missing the required metadata keys, has an invalid file path, or has an unsupported MIME type gets
+ None in its position and a logged warning with the reason.
## image/file_to_document
diff --git a/docs-website/reference/haystack-api/image_converters_api.md b/docs-website/reference/haystack-api/image_converters_api.md
index 00bb7914f5..5b20a86b70 100644
--- a/docs-website/reference/haystack-api/image_converters_api.md
+++ b/docs-website/reference/haystack-api/image_converters_api.md
@@ -104,12 +104,9 @@ into ImageContent objects.
- dict\[str, list\[ImageContent | None\]\] – Dictionary containing one key:
- "image_contents": ImageContents created from the processed documents. These contain base64-encoded image
- data and metadata. The order corresponds to order of input documents.
-
-**Raises:**
-
-- ValueError – If any document is missing the required metadata keys, has an invalid file path, or has an unsupported
- MIME type. The error message will specify which document and what information is missing or incorrect.
+ data and metadata. The order corresponds to the order of the input documents. A document that is
+ missing the required metadata keys, has an invalid file path, or has an unsupported MIME type gets
+ None in its position and a logged warning with the reason.
## file_to_document