diff --git a/litellm/utils.py b/litellm/utils.py
index 00d627c6b..713861dad 100644
--- a/litellm/utils.py
+++ b/litellm/utils.py
@@ -500,7 +500,10 @@ class ModelResponse(OpenAIObject):
             if choices is not None and isinstance(choices, list):
                 new_choices = []
                 for choice in choices:
-                    _new_choice = StreamingChoices(**choice)
+                    if isinstance(choice, StreamingChoices):
+                        _new_choice = choice
+                    elif isinstance(choice, dict):
+                        _new_choice = StreamingChoices(**choice)
                     new_choices.append(_new_choice)
                 choices = new_choices
             else:
@@ -513,7 +516,10 @@ class ModelResponse(OpenAIObject):
             if choices is not None and isinstance(choices, list):
                 new_choices = []
                 for choice in choices:
-                    _new_choice = Choices(**choice)
+                    if isinstance(choice, Choices):
+                        _new_choice = choice
+                    elif isinstance(choice, dict):
+                        _new_choice = Choices(**choice)
                     new_choices.append(_new_choice)
                 choices = new_choices
             else: