diff --git a/thunderbird.be0 b/thunderbird.be0
index 5762488c7..43bcd7b95 100755
--- a/thunderbird.be0
+++ b/thunderbird.be0
@@ -2,10 +2,10 @@
 
 #export BEE_TMP_TMPDIR=/scratch/local2 BEE_TMP_BUILDROOT=/scratch/local2/bee-root BEE_MAKEFLAGS='-j80'
 
-# BEE_VERSION thunderbird-128.4.2-0
+# BEE_VERSION thunderbird-128.4.3-0
 
 #SRCURL[0]="https://ftp.mozilla.org/pub/thunderbird/releases/${PKGVERSION}esr/source/thunderbird-${PKGVERSION}esr.source.tar.xz"
-SRCURL[0]="https://beehive.molgen.mpg.de/710b96490065eb43457df5f849b29350/thunderbird-128.4.2esr.source.tar.xz"
+SRCURL[0]="https://beehive.molgen.mpg.de/2334b343b9bb5a2f002c086e6e2012a6/thunderbird-128.4.3esr.source.tar.xz"
 
 # build_in_sourcedir