diff --git a/package_versions.txt b/package_versions.txt
index 7c59591..06c1a80 100755
--- a/package_versions.txt
+++ b/package_versions.txt
@@ -97,7 +97,7 @@ libsqlite3-03.22.0-1
 libss21.44.1-1ubuntu1.1
 libssl1.11.1.0g-2ubuntu4.3
 libstdc++68.2.0-1ubuntu2~18.04
-libsystemd0237-3ubuntu10.19
+libsystemd0237-3ubuntu10.20
 libtasn1-64.13-2
 libtinfo56.1-1ubuntu1.18.04
 libudev1237-3ubuntu10.21
@@ -122,7 +122,7 @@ sed4.4-2
 sensible-utils0.0.12
 sysvinit-utils2.88dsf-59.10ubuntu1
 tar1.29b-2ubuntu0.1
-tzdata2018i-0ubuntu0.18.04
+tzdata2019a-0ubuntu0.18.04
 ubuntu-keyring2018.09.18.1~18.04.0
 udev237-3ubuntu10.21
 unrar1:5.5.8-1