diff --git a/entry.sh b/entry.sh
index 6d44274..0cb9a07 100755
--- a/entry.sh
+++ b/entry.sh
@@ -110,7 +110,8 @@ function second_stage(){
 	) | passwd
 	unset ROOT_PASSWORD
 	echo -n > /etc/motd
-	update_sources
+	sed -i 's/main/main contrib non-free/g' /etc/apt/sources.list
+	apt update
 	apt install -y linux-image-amd64 grub2 cryptsetup btrfs-progs lvm2 firmware-iwlwifi locales tzdata keyboard-configuration console-common zsh
 	brub-install 
 	mkdir /snap
@@ -145,11 +146,3 @@ function post_install_stage(){
         umount -l $LINE;
     done
 }
-
-function update_sources(){
-	if [ ! grep -Fxq "contrib" /etc/apt/sources.list ]
-	then
-		sed -i 's/main/main contrib non-free/g' /etc/apt/sources.list
-		apt update
-	fi
-}