diff --git a/src/datastore/DataStore.ts b/src/datastore/DataStore.ts
index e79eb16..8062580 100644
--- a/src/datastore/DataStore.ts
+++ b/src/datastore/DataStore.ts
@@ -110,7 +110,10 @@ class DataStore {
             const netDataInfo = self.data.get(NET_DATA_INFO) || {}
             netDataInfo.isEnabled = netDataInfo.isEnabled || false
             netDataInfo.data = netDataInfo.data || {}
-            netDataInfo.data.smtp = netDataInfo.data.smtp || {}
+            netDataInfo.data.smtp =
+                netDataInfo.data.smtp && netDataInfo.data.smtp.username
+                    ? netDataInfo.data.smtp
+                    : {}
             netDataInfo.data.slack = netDataInfo.data.slack || {}
             netDataInfo.data.telegram = netDataInfo.data.telegram || {}
             netDataInfo.data.pushBullet = netDataInfo.data.pushBullet || {}