diff --git a/hive-sh4re/src/lib.rs b/hive-sh4re/src/lib.rs
index e896a063..155cfd5e 100644
--- a/hive-sh4re/src/lib.rs
+++ b/hive-sh4re/src/lib.rs
@@ -143,14 +143,18 @@ impl LifecycleScope {
 #[derive(Debug, Clone, Default, Serialize, Deserialize)]
 pub struct HiveUrls {
     /// Canonical hive domain (`services.hyperhive.domain`).
+    #[serde(default, skip_serializing_if = "Option::is_none")]
     pub domain: Option<String>,
     /// Operator dashboard root (`https://<domain>/`).
+    #[serde(default, skip_serializing_if = "Option::is_none")]
     pub home: Option<String>,
     /// Forge browser URL (`HIVE_FORGE_PUBLIC_URL`) — only the
     /// behind-gateway public URL; `None` on direct-port forge deploys.
+    #[serde(default, skip_serializing_if = "Option::is_none")]
     pub forge: Option<String>,
     /// Matrix GUI (fluffychat) browser URL — `None` when the matrix GUI
     /// is disabled.
+    #[serde(default, skip_serializing_if = "Option::is_none")]
     pub matrix: Option<String>,
 }