diff --git a/roles/cilium/tasks/main.yml b/roles/cilium/tasks/main.yml
index f41d119..dadbf7e 100644
--- a/roles/cilium/tasks/main.yml
+++ b/roles/cilium/tasks/main.yml
@@ -20,6 +20,7 @@
     release_namespace: kube-system
     kubeconfig: /etc/kubernetes/admin.conf
     values:
+      tunnel: geneve
       operator:
         nodeSelector:
           openstack-control-plane: enabled