diff --git a/charts/tenant/templates/minio-setup.yaml b/charts/tenant/templates/minio-setup.yaml
index 3d73e5b..3a8356b 100644
--- a/charts/tenant/templates/minio-setup.yaml
+++ b/charts/tenant/templates/minio-setup.yaml
@@ -70,7 +70,7 @@ spec:
               # Apply IAM isolation policy
               cat <<EOF > /tmp/policy.json
               {
-                "Version": "2026-08-15",
+                "Version": "2012-10-17",
                 "Statement": [
                   {
                     "Effect": "Allow",