diff --git a/cloudbk.js b/cloudbk.js
index 517d9fb..8daad44 100644
--- a/cloudbk.js
+++ b/cloudbk.js
@@ -237,7 +237,7 @@ if (cloudButtonDiv) {
             localStorage.setItem('last-cloud-sync', currentTime);
         });
         const syncInterval = parseInt(localStorage.getItem('sync-interval'), 10) || 5;
-        if (localStorage.getItem('sync-interval')) {
+        if (!localStorage.getItem('sync-interval')) {
             localStorage.setItem('sync-interval', 5)
         }
         if (syncInterval > 0 && localStorage.getItem("clouddb-backup-enabled") === "true") {