diff --git a/litellm/llms/anthropic/experimental_pass_through/adapters/streaming_iterator.py b/litellm/llms/anthropic/experimental_pass_through/adapters/streaming_iterator.py
index bcfbee9fc31..47263dc1748 100644
--- a/litellm/llms/anthropic/experimental_pass_through/adapters/streaming_iterator.py
+++ b/litellm/llms/anthropic/experimental_pass_through/adapters/streaming_iterator.py
@@ -7,7 +7,7 @@ from collections import deque
 from typing import TYPE_CHECKING, Any, AsyncIterator, Iterator, Literal, Optional
 
 from litellm import verbose_logger
-from litellm.types.llms.anthropic import UsageDelta, ToolUseBlock
+from litellm.types.llms.anthropic import UsageDelta
 from litellm.types.utils import AdapterCompletionStreamWrapper
 
 if TYPE_CHECKING: