diff --git a/requirements.txt b/requirements.txt
index 489aa9c74..279ca3317 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 aiodns>=1.1  # aiodns speeds up DNS resolving
 aiofile>=2.0.0
-aiohttp==3.8.5
+aiohttp==3.8.6
 cchardet
 cython
 order_book==0.6.0
diff --git a/setup.py b/setup.py
index 24cbcee73..a4f8587f6 100644
--- a/setup.py
+++ b/setup.py
@@ -77,7 +77,7 @@ def run_tests(self):
         "requests>=2.18.4",
         "websockets>=10.0",
         "pyyaml",
-        "aiohttp==3.8.5",
+        "aiohttp==3.8.6",
         "aiofile>=2.0.0",
         "yapic.json>=1.6.3",
         'uvloop ; platform_system!="Windows"',