diff --git a/package_versions.txt b/package_versions.txt
index ea9f0be..d7cd95f 100755
--- a/package_versions.txt
+++ b/package_versions.txt
@@ -295,7 +295,7 @@ ssl-cert1.0.39
 sudo1.8.21p2-3ubuntu1.3
 sysvinit-utils2.88dsf-59.10ubuntu1
 tar1.29b-2ubuntu0.1
-tzdata2020a-0ubuntu0.18.04
+tzdata2020d-0ubuntu0.18.04
 ubuntu-keyring2018.09.18.1~18.04.0
 ucf3.0038
 udev237-3ubuntu10.42