diff --git a/index.js b/index.js
index 45469b2..433eb65 100644
--- a/index.js
+++ b/index.js
@@ -44,8 +44,12 @@ const crawl = () => {
     crawlerRunning = true;
     crawlAll().then(newRealEstates => {
       logDebug("crawlAll done, new real estate len: ", newRealEstates.length);
-      crawlerRunning = false;
       notifyForNewRealEstates(newRealEstates);
+    }).catch(e => {
+      console.error('Error happened: ', e);
+    }).finally(()=> {
+      crawlerRunning = false;
+      logDebug('Finally done!');
     });
   }
 };