diff --git a/AGENTS.md b/AGENTS.md
index f6307a9..f50951b 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -1 +1,3 @@
-Write readable, maintainable, extensible code for a voice agent endpoint with pipecat as engine
\ No newline at end of file
+Write readable, maintainable, extensible code for a voice agent endpoint with pipecat as engine
+
+Write minimal change compare to pipcat official implmentation
\ No newline at end of file
diff --git a/engine/pipeline.py b/engine/pipeline.py
index 30a2534..1dcb6b7 100644
--- a/engine/pipeline.py
+++ b/engine/pipeline.py
@@ -135,9 +135,9 @@ async def run_pipeline_with_serializer(
             user_aggregator,
             llm,
             ProductTextStreamProcessor(),
-            assistant_aggregator,
             tts,
             transport.output(),
+            assistant_aggregator,
         ]
     )