diff --git a/eventarc/audit_iam/requirements.txt b/eventarc/audit_iam/requirements.txt
index 2495dcfa682d..f3b8e7545bec 100644
--- a/eventarc/audit_iam/requirements.txt
+++ b/eventarc/audit_iam/requirements.txt
@@ -1,5 +1,5 @@
 Flask==3.0.0
-gunicorn==20.1.0
+gunicorn==22.0.0
 google-events==0.11.0
 cloudevents==1.10.1
 googleapis-common-protos==1.59.0