diff --git a/pyproject.toml b/pyproject.toml
index 51c01fd..9803340 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -55,7 +55,7 @@ pub = [
     "twine"
 ]
 server = [
-    "uvicorn",
+    "gunicorn>=23.0.0",
 ]
 # dynamic = ["version"]
 
diff --git a/requirements-server.in b/requirements-server.in
index d07018b..fc126d7 100644
--- a/requirements-server.in
+++ b/requirements-server.in
@@ -1,3 +1,3 @@
 -r requirements.in
 
-uvicorn
+gunicorn