diff --git a/electrum/gui/qt/update_checker.py b/electrum/gui/qt/update_checker.py
index c2a09d62b..de27742cd 100644
--- a/electrum/gui/qt/update_checker.py
+++ b/electrum/gui/qt/update_checker.py
@@ -24,7 +24,8 @@ class UpdateCheck(QDialog, Logger):
     download_url = "https://electrum.org/#download"
 
     VERSION_ANNOUNCEMENT_SIGNING_KEYS = (
-        "13xjmVAB1EATPP8RshTE8S8sNwwSUM9p1P",
+        "13xjmVAB1EATPP8RshTE8S8sNwwSUM9p1P",  # ThomasV (since 3.3.4)
+        "1Nxgk6NTooV4qZsX5fdqQwrLjYcsQZAfTg",  # ghost43 (since 4.1.2)
     )
 
     def __init__(self, *, latest_version=None):