diff --git a/pyproject.toml b/pyproject.toml
index 42721e4..ce99620 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,7 +26,7 @@ classifiers = [
 
 requires-python = ">=3.8"
 dependencies = [
-    "aiohttp==3.8.5",
+    "aiohttp==3.8.6",
     "pyserial==3.5",
     "python-socketio==5.9.0",
     "pythonnet==3.0.2",