diff --git a/src/tor_relay_scanner/scanner.py b/src/tor_relay_scanner/scanner.py
index 15dec13..1219654 100644
--- a/src/tor_relay_scanner/scanner.py
+++ b/src/tor_relay_scanner/scanner.py
@@ -50,7 +50,8 @@ class TorRelayGrabber:
         BASEURL = "https://onionoo.torproject.org/details?type=relay&running=true&fields=fingerprint,or_addresses"
         # Use public CORS proxy as a regular proxy in case if onionoo.torproject.org is unreachable
         URLS = [BASEURL,
-                "https://icors.vercel.app/?" + urllib.parse.quote(BASEURL)]
+                "https://icors.vercel.app/?" + urllib.parse.quote(BASEURL),
+                "https://github.com/ValdikSS/tor-onionoo-mirror/raw/master/details-running-relays-fingerprint-address-only.json"]
         if preferred_urls_list:
             for pref_url in preferred_urls_list:
                 URLS.insert(0, pref_url)