diff --git a/packages/thunderbird.xml b/packages/thunderbird.xml
index 1961cb2d8e6479fcdea9fd44ea83876689fa2f69..42cd584cbb05d43688b8e5a1c4ec9899ea3cf509 100755
--- a/packages/thunderbird.xml
+++ b/packages/thunderbird.xml
@@ -8,8 +8,8 @@
 
     <!-- https://ftp.mozilla.org/pub/thunderbird/releases/ -->
 
-    <variable name="version" value="128.5.1" />  <!-- For Maths, set version value in package id thunderbird_config_maths to the same as this VERSION -->
-    <variable name="fileversion" value="128.5.1esr" />
+    <variable name="version" value="128.6.0" />  <!-- For Maths, set version value in package id thunderbird_config_maths to the same as this VERSION -->
+    <variable name="fileversion" value="128.6.0esr" />
     <variable name="prefsversion" value="128" />
 
     <check type="uninstall" condition="versiongreaterorequal" path="Mozilla Thunderbird.*" value="%version%" />