diff --git a/package_versions.txt b/package_versions.txt
index d3697b5d..d3a35a20 100755
--- a/package_versions.txt
+++ b/package_versions.txt
@@ -366,7 +366,7 @@ sudo1.8.21p2-3ubuntu1.3
 sysvinit-utils2.88dsf-59.10ubuntu1
 tar1.29b-2ubuntu0.1
 terminator1.91-1
-tzdata2020a-0ubuntu0.18.04
+tzdata2020d-0ubuntu0.18.04
 ubuntu-keyring2018.09.18.1~18.04.0
 ubuntu-mono16.10+18.04.20181005-0ubuntu1
 ucf3.0038