diff --git a/installer b/installer
index 1252ed6..2268789 100755
--- a/installer
+++ b/installer
@@ -1676,12 +1676,9 @@ install_main()
 	install_login
 
 	# changing distro name?
-	if grep -q 'ArchLabs' "$MNT/etc/os-release" && [[ $DIST != 'ArchLabs' ]]; then
-		sed -i "s/ArchLabs/$DIST/g" "$MNT/etc/lsb-release"
-		sed -i "s/ArchLabs/$DIST/g" "$MNT/etc/os-release"
-	else
-		sed -i "s/Arch/$DIST/g" "$MNT/etc/lsb-release"
-		sed -i "s/Arch/$DIST/g" "$MNT/etc/os-release"
+	if [[ -f "$MNT/etc/os-release" ]] && ! grep -q "$DIST" "$MNT/etc/os-release"; then
+		n=$(awk '/^NAME=/ {gsub(/^NAME=|"|'\''/, ""); print $1}' "$MNT/etc/os-release" 2> /dev/null)
+		sed -i "s/$n/$DIST/g" "$MNT/etc/os-release"
 	fi
 
 	# allow members of the wheel group to run commands as root