diff --git a/hack/gen-repository-iso/packages.yaml b/hack/gen-repository-iso/packages.yaml
index 6a8bcda9e..0934486b5 100644
--- a/hack/gen-repository-iso/packages.yaml
+++ b/hack/gen-repository-iso/packages.yaml
@@ -27,6 +27,7 @@ rpms:
   - nss
   - nss-sysinit
   - nss-tools
+  - conntrack-tools
 debs:
   - apt-transport-https
   - ca-certificates