diff --git a/src/api/status.ts b/src/api/status.ts
index 624b1e7..fa8e003 100644
--- a/src/api/status.ts
+++ b/src/api/status.ts
@@ -102,7 +102,7 @@ const populateTweetProperties = async (
 
   // Add Tweet source but remove the link HTML tag
   if (tweet.source) {
-    apiTweet.source = tweet.source
+    apiTweet.source = (tweet.source || '')
       .replace(/<a href="(.+?)" rel="nofollow">(.+?)<\/a>/, '$2')
   }