diff --git a/src/pages/playground.astro b/src/pages/playground.astro
index f7ccef2..7cc33e5 100644
--- a/src/pages/playground.astro
+++ b/src/pages/playground.astro
@@ -37,6 +37,7 @@ const siteSyncPlaygroundConfigs: Record<string, string> = {
   cloudflared: 'src/data/playground-configs.ts',
   countly: 'src/data/playground-configs.ts',
   cronicle: 'src/data/playground-configs.ts',
+  'ddns-updater': 'src/data/playground-configs.ts',
   medikeep: 'src/data/playground-configs.ts',
   memcached: 'src/data/playground-configs.ts',
   notediscovery: 'src/data/playground-configs.ts',