diff --git a/Duplicati/Server/webroot/ngax/scripts/controllers/EditBackupController.js b/Duplicati/Server/webroot/ngax/scripts/controllers/EditBackupController.js
index e37d57b8f..7d56ba783 100644
--- a/Duplicati/Server/webroot/ngax/scripts/controllers/EditBackupController.js
+++ b/Duplicati/Server/webroot/ngax/scripts/controllers/EditBackupController.js
@@ -325,7 +325,7 @@ backupApp.controller('EditBackupController', function ($rootScope, $scope, $rout
 
             result.Backup.Settings.push({
                 Name: k,
-                Value: opts[k],
+                Value: opts[k]?.toString(),
                 Filter: origfilter,
                 Argument: origarg
             });
@@ -480,7 +480,7 @@ backupApp.controller('EditBackupController', function ($rootScope, $scope, $rout
         } else {
 
             function putDb() {
-                AppService.put('/backup/' + $routeParams.backupid, result, {'headers': {'Content-Type': 'application/json'}}).then(function() {
+                AppService.put('/backup/' + $routeParams.backupid, result).then(function() {
                     $location.path('/');
                 }, AppUtils.connectionError);
             }
diff --git a/Duplicati/WebserverCore/Endpoints/V1/Backup/BackupGet.cs b/Duplicati/WebserverCore/Endpoints/V1/Backup/BackupGet.cs
index b6ea20ce9..a9f121720 100644
--- a/Duplicati/WebserverCore/Endpoints/V1/Backup/BackupGet.cs
+++ b/Duplicati/WebserverCore/Endpoints/V1/Backup/BackupGet.cs
@@ -1,6 +1,5 @@
 using System.Text.Json;
 using System.Text.Json.Serialization;
-using Duplicati.Library.Encryption;
 using Duplicati.Library.Interface;
 using Duplicati.Library.RestAPI.Abstractions;
 using Duplicati.Server;
diff --git a/Duplicati/WebserverCore/Endpoints/V1/Backup/BackupPost.cs b/Duplicati/WebserverCore/Endpoints/V1/Backup/BackupPost.cs
index 1096798a6..9a87a10ba 100644
--- a/Duplicati/WebserverCore/Endpoints/V1/Backup/BackupPost.cs
+++ b/Duplicati/WebserverCore/Endpoints/V1/Backup/BackupPost.cs
@@ -1,4 +1,3 @@
-using System.Text.Json;
 using Duplicati.Library.RestAPI.Abstractions;
 using Duplicati.Server;
 using Duplicati.Server.Database;
diff --git a/Duplicati/WebserverCore/Endpoints/V1/Backup/BackupPutDelete.cs b/Duplicati/WebserverCore/Endpoints/V1/Backup/BackupPutDelete.cs
index fee95768a..64149f289 100644
--- a/Duplicati/WebserverCore/Endpoints/V1/Backup/BackupPutDelete.cs
+++ b/Duplicati/WebserverCore/Endpoints/V1/Backup/BackupPutDelete.cs
@@ -1,7 +1,4 @@
 using System.Text.Json;
-using Duplicati.Library.Encryption;
-using Duplicati.Library.IO;
-using Duplicati.Library.RestAPI;
 using Duplicati.Library.RestAPI.Abstractions;
 using Duplicati.Server;
 using Duplicati.Server.Database;