diff --git a/pve6_ha_setup.sh b/pve6_ha_setup.sh
index 4059cf8c..150d7fde 100644
--- a/pve6_ha_setup.sh
+++ b/pve6_ha_setup.sh
@@ -32,7 +32,7 @@ apt-get autoremove >/dev/null
 
 # Update container OS
 msg "Updating container OS..."
-apt-get update >/dev/null
+apt-get dist-upgrade >/dev/null
 apt-get -qqy upgrade &>/dev/null
 
 # Install prerequisites