diff --git a/package_versions.txt b/package_versions.txt
index d426d2c..5f0bd44 100755
--- a/package_versions.txt
+++ b/package_versions.txt
@@ -4,11 +4,11 @@ apk-tools-2.12.7-r3
 bash-5.1.8-r0
 brotli-libs-1.0.9-r5
 busybox-1.34.1-r3
-ca-certificates-20191127-r7
-ca-certificates-bundle-20191127-r7
+ca-certificates-20211220-r0
+ca-certificates-bundle-20211220-r0
 coreutils-9.0-r2
 curl-7.80.0-r0
-expat-2.4.1-r0
+expat-2.4.3-r0
 gdbm-1.22-r0
 glib-2.70.1-r0
 hiredis-1.0.2-r0