diff --git a/package_versions.txt b/package_versions.txt
index 9a6a97f..e868aa2 100755
--- a/package_versions.txt
+++ b/package_versions.txt
@@ -6,7 +6,7 @@ base-passwd3.5.44
 bash4.4.18-2ubuntu1.2
 bsdutils1:2.31.1-0.4ubuntu3.6
 bzip21.0.6-8.1ubuntu0.2
-ca-certificates20180409
+ca-certificates20190110~18.04.1
 coreutils8.28-1ubuntu1
 curl7.58.0-2ubuntu3.8
 dash0.5.8-2.10