diff --git a/src/python3_anticaptcha/control.py b/src/python3_anticaptcha/control.py
index b415b28..37df6b6 100644
--- a/src/python3_anticaptcha/control.py
+++ b/src/python3_anticaptcha/control.py
@@ -3,6 +3,8 @@ from typing import Optional
 from .core.base import BaseCaptcha
 from .core.enum import ControlPostfixEnm
 
+__all__ = ("Control",)
+
 
 class Control(BaseCaptcha):
     def __init__(
diff --git a/src/python3_anticaptcha/core/base.py b/src/python3_anticaptcha/core/base.py
index 6b5646d..78f6016 100644
--- a/src/python3_anticaptcha/core/base.py
+++ b/src/python3_anticaptcha/core/base.py
@@ -17,6 +17,8 @@ from .config import RETRIES, ASYNC_RETRIES, BASE_REQUEST_URL, CREATE_TASK_POSTFI
 from .serializer import CreateTaskBaseSer, CreateTaskResponseSer, GetTaskResultRequestSer, GetTaskResultResponseSer
 from .result_handler import get_sync_result, get_async_result
 
+__all__ = ("BaseCaptcha",)
+
 
 class BaseCaptcha:
     NO_CAPTCHA_ERR = "You did not send any file, local link or URL."
diff --git a/src/python3_anticaptcha/core/result_handler.py b/src/python3_anticaptcha/core/result_handler.py
index faad3a5..35ccbd0 100644
--- a/src/python3_anticaptcha/core/result_handler.py
+++ b/src/python3_anticaptcha/core/result_handler.py
@@ -10,6 +10,8 @@ from .enum import ResponseStatusEnm
 from .config import RETRIES, BASE_REQUEST_URL, GET_RESULT_POSTFIX, attempts_generator
 from .serializer import GetTaskResultRequestSer, GetTaskResultResponseSer
 
+__all__ = ("get_sync_result", "get_async_result")
+
 
 def get_sync_result(
     result_payload: GetTaskResultRequestSer, sleep_time: int, url_response: str = GET_RESULT_POSTFIX
diff --git a/src/python3_anticaptcha/image_captcha.py b/src/python3_anticaptcha/image_captcha.py
index b5f79b1..0a36dc9 100644
--- a/src/python3_anticaptcha/image_captcha.py
+++ b/src/python3_anticaptcha/image_captcha.py
@@ -4,6 +4,8 @@ from typing import Union, Optional
 from .core.base import BaseCaptcha
 from .core.enum import CaptchaTypeEnm, SaveFormatsEnm
 
+__all__ = ("ImageToTextCaptcha",)
+
 
 class ImageToTextCaptcha(BaseCaptcha):