diff --git a/seeds/02_sites.js b/seeds/02_sites.js
index f85e0b09..91da9c11 100755
--- a/seeds/02_sites.js
+++ b/seeds/02_sites.js
@@ -15534,7 +15534,7 @@ exports.seed = (knex) => Promise.resolve()
 			url: site.url,
 			parameters: site.parameters || null,
 			options: site.options,
-			parent_id: networksMap[site.parent],
+			parent_id: networksMap[site.parent] || null,
 			priority: site.priority || 0,
 			independent: !!site.independent,
 			visible: site.visible,