diff --git a/.changeset/twenty-seals-allow.md b/.changeset/twenty-seals-allow.md
new file mode 100644
index 000000000..513b8686a
--- /dev/null
+++ b/.changeset/twenty-seals-allow.md
@@ -0,0 +1,5 @@
+---
+'hostd': minor
+---
+
+Fixed an error with "lastAnnouncement" that occurs the first time the configuration is saved.
diff --git a/apps/hostd/contexts/config/useOnValid.tsx b/apps/hostd/contexts/config/useOnValid.tsx
index 584c55d45..912cd89c7 100644
--- a/apps/hostd/contexts/config/useOnValid.tsx
+++ b/apps/hostd/contexts/config/useOnValid.tsx
@@ -52,7 +52,7 @@ export function useOnValid({
           throw Error(response.error)
         }
         const needsToAnnounce =
-          host.data.lastAnnouncement?.address !== values.netAddress
+          host.data?.lastAnnouncement?.address !== values.netAddress
         if (needsToAnnounce) {
           triggerSuccessToast(
             'Settings have been saved. Address has changed, make sure to re-announce the host.',
@@ -69,7 +69,7 @@ export function useOnValid({
         console.log(e)
       }
     },
-    [showAdvanced, resources, settingsUpdate, revalidateAndResetForm, host]
+    [showAdvanced, resources, settingsUpdate, revalidateAndResetForm, host.data]
   )
   return onValid
 }