diff --git a/setup-usl-mm b/setup-usl-mm
index 97c82e6..04712d8 100755
--- a/setup-usl-mm
+++ b/setup-usl-mm
@@ -184,6 +184,9 @@ lxc profile set default linux.kernel_modules wireguard
 echo "Set max processes to 1500 in default profile in LXD"
 lxc profile set default limits.processes 1500
 
+echo "Set refresh.retain=1 in snap"
+snap set system refresh.retain=2
+
 read -p "Done, press any key to return to main menu"
 main_menu
 }