diff --git a/MozillaThunderbird.changes b/MozillaThunderbird.changes
index 4a8ce63..70e1685 100644
--- a/MozillaThunderbird.changes
+++ b/MozillaThunderbird.changes
@@ -15,7 +15,7 @@ Fri Jan 10 13:08:55 UTC 2020 - Wolfgang Rosenauer <wr@rosenauer.org>
   * Tags were lost on messages in shared IMAP folders under some
     circumstances
   * Calendar: Event attendee dialog was not displayed correctly
-  MFSA 2020-04  (bsc#1160498)
+  MFSA 2020-04 (bsc#1160498, bsc#1160305)
   * CVE-2019-17026 (bmo#1607443)
     IonMonkey type confusion with StoreElementHole and FallibleStoreElement
   * CVE-2019-17015 (bmo#1599005)