diff --git a/test/kokoro/xds.sh b/test/kokoro/xds.sh
index 7b7f48dba30..f9cb7dab733 100755
--- a/test/kokoro/xds.sh
+++ b/test/kokoro/xds.sh
@@ -3,12 +3,6 @@
 set -exu -o pipefail
 [[ -f /VERSION ]] && cat /VERSION
 
-
-echo "Remove the expired letsencrypt.org cert and update the CA certificates"
-sudo apt-get install -y ca-certificates
-sudo rm /usr/share/ca-certificates/mozilla/DST_Root_CA_X3.crt
-sudo update-ca-certificates
-
 cd github
 
 export GOPATH="${HOME}/gopath"