diff --git a/pyproject.toml b/pyproject.toml
index b277d73..c01fea4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,7 +22,7 @@ classifiers = [
   "Typing :: Typed",
 ]
 dependencies = [
-  "gunicorn==21.2.0",
+  "gunicorn==22.0.0",
   "uvicorn==0.25.0",
 ]
 description = "Docker images and utilities to power your Python APIs and help you ship faster."