diff --git a/pyproject.toml b/pyproject.toml
index 621cf39..10634a4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "callerapimanager"
-version = "0.1.4-1"
+version = "0.1.4-2"
 description = ""
 authors = [
     {name = "Evgeny (Krymmy) Momotov",email = "evgeny.momotov@gmail.com"}
diff --git a/src/CallerApiManager/api_manager.py b/src/CallerApiManager/api_manager.py
index 48c7aec..807cef8 100644
--- a/src/CallerApiManager/api_manager.py
+++ b/src/CallerApiManager/api_manager.py
@@ -73,8 +73,10 @@ class CallerManagerClient:
         response = await self._request('PATCH', f'/calls/{call_id}', json=call.model_dump(exclude_unset=True))
         return Call(**response)
     
-    async def get_call_dialog(self, call_id: int) -> CallDialog:
+    async def get_call_dialog(self, call_id: int) -> Optional[CallDialog]:
         response = await self._request('GET', f'/calls/{call_id}/dialog')
+        if not response:
+            return None
         return CallDialog(**response)
     
     async def create_call_dialog(self, dialog: CallDialogIn) -> CallDialog:
@@ -97,12 +99,16 @@ class CallerManagerClient:
         response = await self._request('GET', f'/prompts/{prompt_id}')
         return CallPrompt(**response)
     
-    async def get_prompt_yandex_settings(self, prompt_id: int) -> YandexSpeechKit:
+    async def get_prompt_yandex_settings(self, prompt_id: int) -> Optional[YandexSpeechKit]:
         response = await self._request('GET', f'/prompts/{prompt_id}/yandex_settings')
+        if not response:
+            return
         return YandexSpeechKit(**response)
     
-    async def get_prompt_openai_settings(self, prompt_id: int) -> OpenAISettings:
+    async def get_prompt_openai_settings(self, prompt_id: int) -> Optional[OpenAISettings]:
         response = await self._request('GET', f'/prompts/{prompt_id}/openai_settings')
+        if not response:
+            return
         return OpenAISettings(**response)
 
     async def get_yandex_fleet_driver_profile(self, driver_id: int) -> DriverProfile: