diff --git a/pyproject.toml b/pyproject.toml
index 7fbc9b5..8cb774c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "aiohttpx"
-version = "1.0.0"
+version = "1.1.0"
 description = "Custom HTTPX client with aiohttp transport, rate limiter and caching"
 readme = "README.md"
 authors = [
diff --git a/src/aiohttpx/__init__.py b/src/aiohttpx/__init__.py
index 7f98504..2bdaa81 100644
--- a/src/aiohttpx/__init__.py
+++ b/src/aiohttpx/__init__.py
@@ -1 +1 @@
-__version__: str = '1.0.0'
+__version__: str = '1.1.0'
diff --git a/src/aiohttpx/client.py b/src/aiohttpx/client.py
index 66f0bf2..2d2dce5 100644
--- a/src/aiohttpx/client.py
+++ b/src/aiohttpx/client.py
@@ -1,7 +1,7 @@
 from collections.abc import Callable, Mapping
 from logging import getLogger
 from ssl import SSLContext
-from typing import Any
+from typing import Any, TypeVar
 
 from httpx import URL, Limits
 from httpx import AsyncClient as AsyncHTTPXClient
@@ -10,6 +10,8 @@ from httpx import _types as t  # type: ignore
 
 from aiohttpx.transports.cache import AsyncCacheTransport
 
+K = TypeVar('K')
+
 
 class AioHTTPXClient(AsyncHTTPXClient):
     def __init__(
@@ -59,5 +61,8 @@ class AioHTTPXClient(AsyncHTTPXClient):
 
         self.logger = getLogger(logger)
 
+    def clean_dict[K, V](self, params: dict[K, Any | None]):
+        return {k: v for k, v in params.items() if v is not None}
+
 
 __all__ = ['AioHTTPXClient']