diff --git a/common_lib/services/chat_internal.py b/common_lib/services/chat_internal.py
index 890bf6c..41eeb11 100644
--- a/common_lib/services/chat_internal.py
+++ b/common_lib/services/chat_internal.py
@@ -9,7 +9,7 @@ async def send_internal_message(
         sender: str, 
         user_id: UUID, 
         content: str,
-        broker_customization_msg: str,
+        broker_customization_msg: str = None,
         with_httpexception = False
 ) -> dict:
     try:
diff --git a/pyproject.toml b/pyproject.toml
index ab8bc27..721b3de 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "common-lib"
-version = "0.0.38"
+version = "0.0.39"
 description = "Библиотека общих компонентов для микросервисов yobble"
 authors = [{ name = "cheykrym", email = "you@example.com" }]
 license = "MIT"