diff --git a/MozillaThunderbird.changes b/MozillaThunderbird.changes
index df9f131..063e93a 100644
--- a/MozillaThunderbird.changes
+++ b/MozillaThunderbird.changes
@@ -2,6 +2,7 @@
 Wed Nov 11 09:04:51 UTC 2020 - Wolfgang Rosenauer <wr@rosenauer.org>
 
 - Mozilla Thunderbird 78.4.3
+  https://www.thunderbird.net/en-US/thunderbird/78.4.3/releasenotes/
 - added mozilla-rust-1.47.patch to fix build with rust 1.47
 
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