diff --git a/setup/so-functions b/setup/so-functions
index a766fa013..176bb30b8 100755
--- a/setup/so-functions
+++ b/setup/so-functions
@@ -1051,7 +1051,7 @@ installer_prereq_packages() {
 		# Install network manager so we can do interface stuff
 		if ! command -v nmcli > /dev/null 2>&1; then
 			info "Installing network-manager"
-			retry 150 10 "apt-get -y install network-manager" >> "$setup_log" 2>&1 || fail_setup
+			retry 150 10 "apt-get -y install network-manager ethtool" >> "$setup_log" 2>&1 || fail_setup
 			{
 				systemctl enable NetworkManager
 				systemctl start NetworkManager