diff --git a/requirements-test.txt b/requirements-test.txt
index 547cb644..64a33978 100644
--- a/requirements-test.txt
+++ b/requirements-test.txt
@@ -341,7 +341,7 @@ googleapis-common-protos==1.56.4
     #   -c requirements.txt
     #   -r requirements.txt
     #   google-api-core
-gunicorn==20.1.0
+gunicorn==21.2.0
     # via
     #   -c requirements.txt
     #   -r requirements.txt