diff --git a/agents/addon/extension/chat_transcriber_python/pb/chat_text_pb2.py b/agents/addon/extension/chat_transcriber_python/pb/chat_text_pb2.py
index 17142fc8..1ef2e5d0 100644
--- a/agents/addon/extension/chat_transcriber_python/pb/chat_text_pb2.py
+++ b/agents/addon/extension/chat_transcriber_python/pb/chat_text_pb2.py
@@ -1,22 +1,12 @@
 # -*- coding: utf-8 -*-
 # Generated by the protocol buffer compiler.  DO NOT EDIT!
-# NO CHECKED-IN PROTOBUF GENCODE
 # source: chat_text.proto
-# Protobuf Python Version: 5.27.2
+# Protobuf Python Version: 5.26.0
 """Generated protocol buffer code."""
 from google.protobuf import descriptor as _descriptor
 from google.protobuf import descriptor_pool as _descriptor_pool
-from google.protobuf import runtime_version as _runtime_version
 from google.protobuf import symbol_database as _symbol_database
 from google.protobuf.internal import builder as _builder
-_runtime_version.ValidateProtobufRuntimeVersion(
-    _runtime_version.Domain.PUBLIC,
-    5,
-    27,
-    2,
-    '',
-    'chat_text.proto'
-)
 # @@protoc_insertion_point(imports)
 
 _sym_db = _symbol_database.Default()
diff --git a/agents/addon/extension/chat_transcriber_python/requirements.txt b/agents/addon/extension/chat_transcriber_python/requirements.txt
index bcc3fd65..eee905ed 100644
--- a/agents/addon/extension/chat_transcriber_python/requirements.txt
+++ b/agents/addon/extension/chat_transcriber_python/requirements.txt
@@ -1,2 +1,2 @@
-protobuf==5.27.2
+protobuf~=4.25.4
 google==3.0.0
\ No newline at end of file