diff --git a/confluent_osdeploy/ubuntu20.04-diskless/profiles/default/scripts/installimage b/confluent_osdeploy/ubuntu20.04-diskless/profiles/default/scripts/installimage
index 2e791ce6..84dded4e 100644
--- a/confluent_osdeploy/ubuntu20.04-diskless/profiles/default/scripts/installimage
+++ b/confluent_osdeploy/ubuntu20.04-diskless/profiles/default/scripts/installimage
@@ -40,6 +40,8 @@ echo "Port 22" >> /etc/ssh/sshd_config
 echo 'Match LocalPort 22' >> /etc/ssh/sshd_config
 echo '    ChrootDirectory /sysroot/run/imginst/targ' >> /etc/ssh/sshd_config
 kill -HUP $(cat /run/sshd.pid)
+cat /tls/*.pem > /sysroot/run/imginst/targ/usr/local/share/ca-certificates/confluent.crt
+chroot /sysroot/run/imginst/targ update-ca-certificates
 
 chroot /sysroot/run/imginst/targ bash -c "source /etc/confluent/functions; run_remote post.sh"
 chroot /sysroot bash -c "umount \$(tac /proc/mounts|awk '{print \$2}'|grep ^/run/imginst/targ)"
diff --git a/confluent_osdeploy/ubuntu22.04/profiles/default/scripts/post.sh b/confluent_osdeploy/ubuntu22.04/profiles/default/scripts/post.sh
index 6c99735c..c4fefc3d 100755
--- a/confluent_osdeploy/ubuntu22.04/profiles/default/scripts/post.sh
+++ b/confluent_osdeploy/ubuntu22.04/profiles/default/scripts/post.sh
@@ -74,7 +74,9 @@ if [ -e /sys/firmware/efi ]; then
     fi
 fi
 cat /target/etc/confluent/tls/*.pem > /target/etc/confluent/ca.pem
+cat /target/etc/confluent/tls/*.pem > /target/usr/local/share/ca-certificates/confluent.crt
 cat /target/etc/confluent/tls/*.pem > /etc/confluent/ca.pem
+chroot /target update-ca-certificates
 chroot /target bash -c "source /etc/confluent/functions; run_remote_python syncfileclient"
 chroot /target bash -c "source /etc/confluent/functions; run_remote_parts post.d"
 source /target/etc/confluent/functions