diff --git a/iam-access-graph/requirements.txt b/iam-access-graph/requirements.txt
index d85cd30..836906f 100644
--- a/iam-access-graph/requirements.txt
+++ b/iam-access-graph/requirements.txt
@@ -1,3 +1,3 @@
-Flask==3.1.0
+Flask==3.1.3
 google-cloud-spanner>=3.55.0
 gunicorn==23.0.0