diff --git a/haystack/components/embedders/hugging_face_api_document_embedder.py b/haystack/components/embedders/hugging_face_api_document_embedder.py
index deeaf515e..43f719e27 100644
--- a/haystack/components/embedders/hugging_face_api_document_embedder.py
+++ b/haystack/components/embedders/hugging_face_api_document_embedder.py
@@ -102,7 +102,7 @@ class HuggingFaceAPIDocumentEmbedder:
         progress_bar: bool = True,
         meta_fields_to_embed: Optional[List[str]] = None,
         embedding_separator: str = "\n",
-    ):
+    ):  # pylint: disable=too-many-positional-arguments
         """
         Creates a HuggingFaceAPIDocumentEmbedder component.
 
@@ -168,7 +168,7 @@ class HuggingFaceAPIDocumentEmbedder:
             model_or_url = url
         else:
             msg = f"Unknown api_type {api_type}"
-            raise ValueError(api_type)
+            raise ValueError(msg)
 
         self.api_type = api_type
         self.api_params = api_params
diff --git a/haystack/components/embedders/hugging_face_api_text_embedder.py b/haystack/components/embedders/hugging_face_api_text_embedder.py
index 747183972..f60a9e5fd 100644
--- a/haystack/components/embedders/hugging_face_api_text_embedder.py
+++ b/haystack/components/embedders/hugging_face_api_text_embedder.py
@@ -82,7 +82,7 @@ class HuggingFaceAPITextEmbedder:
         suffix: str = "",
         truncate: bool = True,
         normalize: bool = False,
-    ):
+    ):  # pylint: disable=too-many-positional-arguments
         """
         Creates a HuggingFaceAPITextEmbedder component.
 
@@ -138,7 +138,7 @@ class HuggingFaceAPITextEmbedder:
             model_or_url = url
         else:
             msg = f"Unknown api_type {api_type}"
-            raise ValueError()
+            raise ValueError(msg)
 
         self.api_type = api_type
         self.api_params = api_params
diff --git a/haystack/components/generators/chat/hugging_face_api.py b/haystack/components/generators/chat/hugging_face_api.py
index 8b37e8240..d4ecd53f1 100644
--- a/haystack/components/generators/chat/hugging_face_api.py
+++ b/haystack/components/generators/chat/hugging_face_api.py
@@ -104,7 +104,7 @@ class HuggingFaceAPIChatGenerator:
     ```
     """
 
-    def __init__(
+    def __init__(  # pylint: disable=too-many-positional-arguments
         self,
         api_type: Union[HFGenerationAPIType, str],
         api_params: Dict[str, str],
@@ -162,7 +162,7 @@ class HuggingFaceAPIChatGenerator:
             model_or_url = url
         else:
             msg = f"Unknown api_type {api_type}"
-            raise ValueError(api_type)
+            raise ValueError(msg)
 
         # handle generation kwargs setup
         generation_kwargs = generation_kwargs.copy() if generation_kwargs else {}
diff --git a/haystack/components/generators/hugging_face_api.py b/haystack/components/generators/hugging_face_api.py
index 1dd62167e..a164c8c56 100644
--- a/haystack/components/generators/hugging_face_api.py
+++ b/haystack/components/generators/hugging_face_api.py
@@ -134,7 +134,7 @@ class HuggingFaceAPIGenerator:
             model_or_url = url
         else:
             msg = f"Unknown api_type {api_type}"
-            raise ValueError(api_type)
+            raise ValueError(msg)
 
         # handle generation kwargs setup
         generation_kwargs = generation_kwargs.copy() if generation_kwargs else {}