diff --git a/src/functions_framework/_http/gunicorn.py b/src/functions_framework/_http/gunicorn.py
index 163b5317..48714284 100644
--- a/src/functions_framework/_http/gunicorn.py
+++ b/src/functions_framework/_http/gunicorn.py
@@ -22,6 +22,7 @@ def __init__(self, app, host, port, debug, **options):
             "workers": 1,
             "threads": 8,
             "timeout": 0,
+            "loglevel": "error",
         }
         self.options.update(options)
         self.app = app
diff --git a/tests/test_http.py b/tests/test_http.py
index 6590566a..e45dbab9 100644
--- a/tests/test_http.py
+++ b/tests/test_http.py
@@ -99,6 +99,7 @@ def test_gunicorn_application(debug):
         "workers": 1,
         "threads": 8,
         "timeout": 0,
+        "loglevel": "error",
     }
 
     assert gunicorn_app.cfg.bind == ["1.2.3.4:1234"]