diff --git a/src/dataclass_rest/boundmethod.py b/src/dataclass_rest/boundmethod.py
index c57a222..8fb7b6a 100644
--- a/src/dataclass_rest/boundmethod.py
+++ b/src/dataclass_rest/boundmethod.py
@@ -74,6 +74,7 @@ def _create_request(
             data=data,
             files=files,
             url=url,
+            headers={},
         )
 
     def get_query_params_type(self) -> Type:
diff --git a/src/dataclass_rest/http/aiohttp.py b/src/dataclass_rest/http/aiohttp.py
index a8e2d60..833ec80 100644
--- a/src/dataclass_rest/http/aiohttp.py
+++ b/src/dataclass_rest/http/aiohttp.py
@@ -79,6 +79,7 @@ async def do_request(self, request: HttpRequest) -> Any:
                 json=json,
                 data=data,
                 params=request.query_params,
+                headers=request.headers,
             )
         except AioHttpClientError as e:
             raise ClientLibraryError from e
diff --git a/src/dataclass_rest/http/requests.py b/src/dataclass_rest/http/requests.py
index f8c58a8..70ed560 100644
--- a/src/dataclass_rest/http/requests.py
+++ b/src/dataclass_rest/http/requests.py
@@ -69,6 +69,7 @@ def do_request(self, request: HttpRequest) -> Any:
                 json=json,
                 params=request.query_params,
                 data=data,
+                headers=request.headers,
                 files=files,
             )
         except RequestException as e:
diff --git a/src/dataclass_rest/http_request.py b/src/dataclass_rest/http_request.py
index b7ba4e0..8ea441e 100644
--- a/src/dataclass_rest/http_request.py
+++ b/src/dataclass_rest/http_request.py
@@ -14,6 +14,7 @@ class HttpRequest:
     is_json_request: bool
     data: Any
     files: Dict[str, File]
-    query_params: Dict
+    query_params: Dict[str, Any]
+    headers: Dict[str, str]
     url: str
     method: str