From 17a89efd3c19cbff1fbf76d24e5c246d6e0ed935 Mon Sep 17 00:00:00 2001
From: Sander van Grieken <sander@outrightsolutions.nl>
Date: Fri, 12 May 2023 13:53:51 +0200
Subject: [PATCH] lnurl: fix lightning address regex

---
 electrum/lnurl.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/electrum/lnurl.py b/electrum/lnurl.py
index 27d020cb1..67e942790 100644
--- a/electrum/lnurl.py
+++ b/electrum/lnurl.py
@@ -153,6 +153,6 @@ def lightning_address_to_url(address: str) -> Optional[str]:
     """Converts an email-type lightning address to a decoded lnurl.
     see https://github.com/fiatjaf/lnurl-rfc/blob/luds/16.md
     """
-    if re.match(r"[^@]+@[^@]+\.[^@]+", address):
+    if re.match(r"^[^@]+@[^.@]+(\.[^.@]+)+$", address):
         username, domain = address.split("@")
         return f"https://{domain}/.well-known/lnurlp/{username}"