diff --git a/src/js/storage.js b/src/js/storage.js
index 91593d84e..85388b377 100644
--- a/src/js/storage.js
+++ b/src/js/storage.js
@@ -679,7 +679,7 @@ self.addEventListener('hiddenSettingsChanged', ( ) => {
     // Load previously saved available lists -- these contains data
     // computed at run-time, we will reuse this data if possible
     const [ bin, registeredAssets, badlists ] = await Promise.all([
-        Object.keys(this.availableFilterLists) !== 0
+        Object.keys(this.availableFilterLists).length !== 0
             ? { availableFilterLists: this.availableFilterLists }
             : vAPI.storage.get('availableFilterLists'),
         io.metadata(),