diff --git a/litellm/llms/bedrock/messages/invoke_transformations/anthropic_claude3_transformation.py b/litellm/llms/bedrock/messages/invoke_transformations/anthropic_claude3_transformation.py
index 25eec08a445..cc292836308 100644
--- a/litellm/llms/bedrock/messages/invoke_transformations/anthropic_claude3_transformation.py
+++ b/litellm/llms/bedrock/messages/invoke_transformations/anthropic_claude3_transformation.py
@@ -441,9 +441,9 @@ class AmazonAnthropicClaudeMessagesConfig(
 
         # 1. anthropic_version is required for all claude models
         if "anthropic_version" not in anthropic_messages_request:
-            anthropic_messages_request["anthropic_version"] = (
-                self.DEFAULT_BEDROCK_ANTHROPIC_API_VERSION
-            )
+            anthropic_messages_request[
+                "anthropic_version"
+            ] = self.DEFAULT_BEDROCK_ANTHROPIC_API_VERSION
 
         # 2. `stream` is not allowed in request body for bedrock invoke
         if "stream" in anthropic_messages_request: