diff --git a/src/views/backups.html b/src/views/backups.html
index cf7699328..f6ab0214a 100644
--- a/src/views/backups.html
+++ b/src/views/backups.html
@@ -316,7 +316,7 @@
           <div  uib-collapse="!configureBackup.advancedVisible">
 
             <div class="form-group">
-              <label class="control-label">{{ 'backups.configureBackupStorage.memoryLimit' | tr }}: <b>{{ configureBackup.memoryLimit | prettyByteSize:'Default (400 MB)' }}</b></label>
+              <label class="control-label">{{ 'backups.configureBackupStorage.memoryLimit' | tr }}: <b>{{ configureBackup.memoryLimit | prettyByteSize:'800 MB' }}</b></label>
               <p class="small">{{ 'backups.configureBackupStorage.memoryLimitDescription' | tr }}</p>
               <div style="padding: 0 10px;">
                 <slider id="sliderConfigureBackupMemoryLimit" ng-model="configureBackup.memoryLimit" step="134217728" tooltip="hide" ticks="configureBackup.memoryTicks" ticks-snap-bounds="67108864"></slider>
diff --git a/src/views/backups.js b/src/views/backups.js
index 5d9502ad4..3ed432b36 100644
--- a/src/views/backups.js
+++ b/src/views/backups.js
@@ -6,6 +6,7 @@ angular.module('Application').controller('BackupsController', ['$scope', '$locat
     Client.onReady(function () { if (!Client.getUserInfo().isAtLeastAdmin) $location.path('/'); });
 
     $scope.SECRET_PLACEHOLDER = SECRET_PLACEHOLDER;
+    $scope.MIN_MEMORY_LIMIT = 800 * 1024 * 1024;
 
     $scope.config = Client.getConfig();
     $scope.user = Client.getUserInfo();
@@ -467,7 +468,7 @@ angular.module('Application').controller('BackupsController', ['$scope', '$locat
         advancedVisible: false,
 
         memoryTicks: [],
-        memoryLimit: 400 * 1024 * 1024,
+        memoryLimit: $scope.MIN_MEMORY_LIMIT,
         uploadPartSizeTicks: [],
         uploadPartSize: 50 * 1024 * 1024,
         copyConcurrency: '',
@@ -498,7 +499,7 @@ angular.module('Application').controller('BackupsController', ['$scope', '$locat
             $scope.configureBackup.mountPoint = '';
             $scope.configureBackup.acceptSelfSignedCerts = false;
             $scope.configureBackup.useHardlinks = true;
-            $scope.configureBackup.memoryLimit = 400 * 1024 * 1024;
+            $scope.configureBackup.memoryLimit = $scope.MIN_MEMORY_LIMIT;
 
             // scaleway only supports 1000 parts per object (https://www.scaleway.com/en/docs/s3-multipart-upload/)
             $scope.configureBackup.uploadPartSize = $scope.configureBackup.provider === 'scaleway-objectstorage' ? 100 * 1024 * 1024 : 10 * 1024 * 1024;
@@ -546,8 +547,8 @@ angular.module('Application').controller('BackupsController', ['$scope', '$locat
             $scope.configureBackup.copyConcurrency = $scope.backupConfig.copyConcurrency || ($scope.backupConfig.provider === 's3' ? 500 : 10);
 
             var totalMemory = Math.max(($scope.memory.memory + $scope.memory.swap) * 1.5, 2 * 1024 * 1024);
-            $scope.configureBackup.memoryTicks = [ 400 * 1024 * 1024 ];
-            for (var i = 512; i <= totalMemory/1024/1024; i *= 2) {
+            $scope.configureBackup.memoryTicks = [ $scope.MIN_MEMORY_LIMIT ];
+            for (var i = 1024; i <= totalMemory/1024/1024; i *= 2) {
                 $scope.configureBackup.memoryTicks.push(i * 1024 * 1024);
             }