diff --git a/classes/cluster/os-ha-ovs-syndic/.env b/classes/cluster/os-ha-ovs-syndic/.env
new file mode 100644
index 0000000..b8847b6
--- /dev/null
+++ b/classes/cluster/os-ha-ovs-syndic/.env
@@ -0,0 +1 @@
+EXTRA_FORMULAS="nginx"