diff --git a/makeanything.sh b/makeanything.sh
index 4c4f941..760b8b5 100755
--- a/makeanything.sh
+++ b/makeanything.sh
@@ -123,7 +123,8 @@ echo nanodesk > /etc/hostname
 ### noninteractive
 DEBIAN_FRONTEND=noninteractive
 export DEBIAN_FRONTEND
-sed -i 's/main$/main contrib non-free bullseye-backports/g' /etc/apt/sources.list
+sed -i 's/main$/main contrib non-free/g' /etc/apt/sources.list
+sed 's/bullseye/bullseye-backports/g' /etc/apt/sources.list >> /etc/apt/sources.list.d/bullseye-backports.list
 apt-update
 ### packages
 message "install nanodesk base packages"