diff --git a/letta/schemas/letta_response.py b/letta/schemas/letta_response.py
index c6a1e8be..5c600272 100644
--- a/letta/schemas/letta_response.py
+++ b/letta/schemas/letta_response.py
@@ -47,7 +47,7 @@ class LettaResponse(BaseModel):
                 return f'<div class="content"><span class="function-name">{html.escape(msg.function_call.name)}</span>({args})</div>'
             elif msg.message_type == "tool_call_message":
                 args = format_json(msg.tool_call.arguments)
-                return f'<div class="content"><span class="function-name">{html.escape(msg.function_call.name)}</span>({args})</div>'
+                return f'<div class="content"><span class="function-name">{html.escape(msg.tool_call.name)}</span>({args})</div>'
             elif msg.message_type == "function_return":
                 return_value = format_json(msg.function_return)
                 # return f'<div class="status-line">Status: {html.escape(msg.status)}</div><div class="content">{return_value}</div>'