diff --git a/package_versions.txt b/package_versions.txt
index 973e6bf..68bf423 100755
--- a/package_versions.txt
+++ b/package_versions.txt
@@ -149,10 +149,10 @@ libpcre32:8.39-9
 libperl5.265.26.1-6ubuntu0.3
 libprocps62:3.3.12-3ubuntu1.2
 libpsl50.19.1-5build1
-libpython3.63.6.8-1~18.04.2
-libpython3.6-dev3.6.8-1~18.04.2
-libpython3.6-minimal3.6.8-1~18.04.2
-libpython3.6-stdlib3.6.8-1~18.04.2
+libpython3.63.6.8-1~18.04.3
+libpython3.6-dev3.6.8-1~18.04.3
+libpython3.6-minimal3.6.8-1~18.04.3
+libpython3.6-stdlib3.6.8-1~18.04.3
 libpython3-dev3.6.7-1~18.04
 libpython3-stdlib3.6.7-1~18.04
 libquadmath08.3.0-6ubuntu1~18.04.1
@@ -207,10 +207,10 @@ pinentry-curses1.1.0-1
 procps2:3.3.12-3ubuntu1.2
 publicsuffix20180223.1310-1
 python33.6.7-1~18.04
-python3.63.6.8-1~18.04.2
-python3.6-dev3.6.8-1~18.04.2
-python3.6-minimal3.6.8-1~18.04.2
-python3.6-venv3.6.8-1~18.04.2
+python3.63.6.8-1~18.04.3
+python3.6-dev3.6.8-1~18.04.3
+python3.6-minimal3.6.8-1~18.04.3
+python3.6-venv3.6.8-1~18.04.3
 python3-asn1crypto0.24.0-1
 python3-cffi-backend1.11.5-1
 python3-crypto2.6.1-8ubuntu2
@@ -240,7 +240,7 @@ shared-mime-info1.9-2
 sudo1.8.21p2-3ubuntu1
 sysvinit-utils2.88dsf-59.10ubuntu1
 tar1.29b-2ubuntu0.1
-tzdata2019b-0ubuntu0.18.04
+tzdata2019c-0ubuntu0.18.04
 ubuntu-keyring2018.09.18.1~18.04.0
 unzip6.0-21ubuntu1
 util-linux2.31.1-0.4ubuntu3.4