diff --git a/migrations/20171205124434-settings-default-backupConfig.js b/migrations/20171205124434-settings-default-backupConfig.js
new file mode 100644
index 000000000..d71f41742
--- /dev/null
+++ b/migrations/20171205124434-settings-default-backupConfig.js
@@ -0,0 +1,23 @@
+'use strict';
+
+exports.up = function(db, callback) {
+    var backupConfig = {
+        "provider": "filesystem",
+        "backupFolder": "/var/backups",
+        "format": "tgz",
+        "retentionSecs": 172800
+    };
+
+    db.runSql('INSERT settings (name, value) VALUES(?, ?)', [ 'backup_config', JSON.stringify(backupConfig) ], function (error) {
+        if (!error || error.code === 'ER_DUP_ENTRY') return callback(); // dup entry is OK for existing cloudrons
+
+        callback(error);
+    });
+};
+
+exports.down = function(db, callback) {
+    db.runSql('DELETE FROM settings WHERE name=?', ['backup_config'], function (error) {
+        if (error) console.error(error);
+        callback(error);
+    });
+};
diff --git a/scripts/cloudron-setup b/scripts/cloudron-setup
index ea58594ae..23f53a3ed 100755
--- a/scripts/cloudron-setup
+++ b/scripts/cloudron-setup
@@ -48,8 +48,6 @@ domain=""
 adminLocation="my"
 zoneName=""
 provider=""
-encryptionKey=""
-restoreUrl=""
 tlsProvider="le-prod"
 requestedVersion=""
 apiServerOrigin="https://api.cloudron.io"
@@ -60,6 +58,10 @@ sourceTarballUrl=""
 rebootServer="true"
 baseDataDir=""
 
+# these are here for pre-1.9 compat
+encryptionKey=""
+restoreUrl=""
+
 args=$(getopt -o "" -l "domain:,help,skip-baseimage-init,data:,data-dir:,provider:,encryption-key:,restore-url:,tls-provider:,version:,dns-provider:,env:,admin-location:,prerelease,skip-reboot,source-url:" -n "$0" -- "$@")
 eval set -- "${args}"
 
@@ -264,13 +266,6 @@ autoprovision_data=$(cat <<EOF
 {
     "tlsConfig": {
         "provider": "${tlsProvider}"
-    },
-    "backupConfig" : {
-        "provider": "filesystem",
-        "backupFolder": "/var/backups",
-        "key": "${encryptionKey}",
-        "format": "tgz",
-        "retentionSecs": 172800
     }
 }
 EOF