diff --git a/install_yunohost b/install_yunohost
index c5b7270..9e46583 100755
--- a/install_yunohost
+++ b/install_yunohost
@@ -101,7 +101,7 @@ then
 	if [[ $(grep -c "yunohost.$DOMAIN" /etc/hosts) -eq 0 ]]
 	then
         	bck /etc/hosts "$LEGACY"
-    		cat <<EOF > $rootfs/etc/hosts
+    		cat <<EOF > /etc/hosts
 127.0.0.1   localhost
 127.0.1.1   yunohost.$DOMAIN	yunohost
 
@@ -186,12 +186,16 @@ EOF
 	fi
 
 	#Install yunohost packages
-	export DEBIAN_FRONTEND=noninteractive
+	cat <<EOF > /etc/apt/apt.conf.d/local
+Dpkg::Options {
+   "--force-confdef";
+   "--force-confold";
+}
+EOF
 	debconf-apt-progress \
 		--logfile /var/log/yunohost.log \
 		-- \
-		apt-get -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold" \
-			-y install \
+		apt-get -y install \
 			yunohost \
 			yunohost-config \
 			yunohost-config-postfix \