diff --git a/data/QuickAndDirty/ubuntu-20.04/user-data b/data/QuickAndDirty/ubuntu-20.04/user-data
index 4fae4e4..9998732 100644
--- a/data/QuickAndDirty/ubuntu-20.04/user-data
+++ b/data/QuickAndDirty/ubuntu-20.04/user-data
@@ -24,8 +24,11 @@ autoinstall:
 #        layout: fr
 #        variant: fr
     apt:
-        preserve_sources_list: true
-        geoip: true
+        preserve_sources_list: false
+        geoip: false
+        primary:
+            - arches: [amd64]
+                uri: "http://archive.ubuntu.com/ubuntu/"
 
     #apt:
     #    preserve_sources_list: false
@@ -43,8 +46,10 @@ autoinstall:
     user-data:
         disable_root: false
 
+    packages:
+        - qemu-guest-agent
+
     late-commands:
-        - apt-get update && apt-get install -y qemu-guest-agent
         - echo 'firstuser ALL=(ALL) NOPASSWD:ALL' > /target/etc/sudoers.d/firstuser
         - sed -i 's/^#*\(send dhcp-client-identifier\).*$/\1 = hardware;/' /target/etc/dhcp/dhclient.conf
 #        - 'sed -i "s/dhcp4: true/&\n      dhcp-identifier: mac/" /target/etc/netplan/00-installer-config.yaml'