diff --git a/haystack/nodes/prompt/invocation_layer/hugging_face_inference.py b/haystack/nodes/prompt/invocation_layer/hugging_face_inference.py
index 239f52652..5525ee727 100644
--- a/haystack/nodes/prompt/invocation_layer/hugging_face_inference.py
+++ b/haystack/nodes/prompt/invocation_layer/hugging_face_inference.py
@@ -191,7 +191,7 @@ class HFInferenceEndpointInvocationLayer(PromptModelInvocationLayer):
         :param stream_handler: The handler to invoke on each token.
         :param stop_words: The stop words to ignore.
         """
-        client = sseclient.SSEClient(response)
+        client = sseclient.SSEClient(response)  # type: ignore # requests.Response behaves like a generator but the typing does not reflect it
         tokens: List[str] = []
         try:
             for event in client.events():