diff --git a/CHANGES.rst b/CHANGES.rst
index 21448ce..dffa5b0 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,6 +1,11 @@
 Changes
 =======
 
+TBR
+---
+
+* Require to install ``Brotli`` as a dependency.
+
 0.3.0 (2022-07-29)
 ------------------
 
diff --git a/setup.py b/setup.py
index 353c5b1..184fcec 100755
--- a/setup.py
+++ b/setup.py
@@ -27,10 +27,11 @@ def get_version():
     install_requires=[
         'requests',
         'tenacity',
-        'aiohttp >= 3.6.0',
+        'aiohttp >= 3.7.3',
         'tqdm',
         'attrs',
         'runstats',
+        'brotli',
     ],
     classifiers=[
         'Development Status :: 3 - Alpha',
diff --git a/zyte_api/aio/client.py b/zyte_api/aio/client.py
index 82162eb..164402d 100644
--- a/zyte_api/aio/client.py
+++ b/zyte_api/aio/client.py
@@ -63,7 +63,7 @@ async def request_raw(self, query: dict, *,
         retrying = retrying or zyte_api_retrying
         post = _post_func(session)
         auth = aiohttp.BasicAuth(self.api_key)
-        headers = {'User-Agent': user_agent(aiohttp)}
+        headers = {'User-Agent': user_agent(aiohttp), 'Accept-Encoding': 'br'}
 
         response_stats = []
         start_global = time.perf_counter()