diff --git a/kubuntu/kubuntu_late_command.sh b/kubuntu/kubuntu_late_command.sh
index b7d69f8..17c58e0 100644
--- a/kubuntu/kubuntu_late_command.sh
+++ b/kubuntu/kubuntu_late_command.sh
@@ -8,6 +8,9 @@
 ###
 export DEBIAN_FRONTEND=noninteractive
 DPKG_CFG_FRAGMENT=/etc/dpkg/dpkg.cfg.d/non-interactive
+# ChCh apt proxy
+export http_proxy=http://apt-proxy:3142
+
 
 # Linux distro
 script_distro='Kubuntu Linux 20.4.0'