diff --git a/dashboard/src/views/backups.html b/dashboard/src/views/backups.html
index a0b075fab..55b9ba3c8 100644
--- a/dashboard/src/views/backups.html
+++ b/dashboard/src/views/backups.html
@@ -388,14 +388,12 @@
           </div>
 
           <a href="" ng-click="configureBackup.advancedVisible = true" ng-hide="configureBackup.advancedVisible">{{ 'backups.configureBackupStorage.advancedSettings' | tr }}</a>
-          <div  uib-collapse="!configureBackup.advancedVisible">
+          <div uib-collapse="!configureBackup.advancedVisible">
 
             <div class="form-group">
-              <label class="control-label">{{ 'backups.configureBackupStorage.memoryLimit' | tr }}: <b>{{ configureBackup.memoryLimit | prettyBinarySize:'1024 MB' }}</b></label>
+              <label class="control-label" for="sliderConfigureBackupMemoryLimit">{{ 'backups.configureBackupStorage.memoryLimit' | tr }}: <b>{{ configureBackup.memoryLimit | prettyBinarySize:'1024 MB' }}</b></label>
               <p class="small">{{ 'backups.configureBackupStorage.memoryLimitDescription' | tr }}</p>
-              <div style="padding: 0 10px;">
-                <slider id="sliderConfigureBackupMemoryLimit" ng-model="configureBackup.memoryLimit" tooltip="hide" step="268435456" ticks="configureBackup.memoryTicks"></slider>
-              </div>
+              <input type="range" id="sliderConfigureBackupMemoryLimit" ng-model="configureBackup.memoryLimit" step="268435456" min="{{ MIN_MEMORY_LIMIT }}" max="{{ MAX_MEMORY_LIMIT }}" />
             </div>
 
             <div class="form-group" ng-show="s3like(configureBackup.provider)">
diff --git a/dashboard/src/views/backups.js b/dashboard/src/views/backups.js
index 69f102685..488ee028d 100644
--- a/dashboard/src/views/backups.js
+++ b/dashboard/src/views/backups.js
@@ -8,6 +8,7 @@ angular.module('Application').controller('BackupsController', ['$scope', '$locat
 
     $scope.SECRET_PLACEHOLDER = SECRET_PLACEHOLDER;
     $scope.MIN_MEMORY_LIMIT = 1024 * 1024 * 1024; // 1 GB
+    $scope.MAX_MEMORY_LIMIT = $scope.MIN_MEMORY_LIMIT; // set later
 
     $scope.config = Client.getConfig();
     $scope.user = Client.getUserInfo();
@@ -540,20 +541,14 @@ angular.module('Application').controller('BackupsController', ['$scope', '$locat
             $scope.configureBackup.useHardlinks = !$scope.backupConfig.noHardlinks;
             $scope.configureBackup.chown = $scope.backupConfig.chown;
 
-            var limits = $scope.backupConfig.limits || {};
-            $scope.configureBackup.memoryLimit = Math.max(limits.memoryLimit, $scope.MIN_MEMORY_LIMIT);
+            const limits = $scope.backupConfig.limits || {};
 
+            $scope.configureBackup.memoryLimit = Math.max(limits.memoryLimit, $scope.MIN_MEMORY_LIMIT);
             $scope.configureBackup.uploadPartSize = limits.uploadPartSize || ($scope.configureBackup.provider === 'scaleway-objectstorage' ? 100 * 1024 * 1024 : 10 * 1024 * 1024);
             $scope.configureBackup.downloadConcurrency = limits.downloadConcurrency || ($scope.backupConfig.provider === 's3' ? 30 : 10);
             $scope.configureBackup.syncConcurrency = limits.syncConcurrency || ($scope.backupConfig.provider === 's3' ? 20 : 10);
             $scope.configureBackup.copyConcurrency = limits.copyConcurrency || ($scope.backupConfig.provider === 's3' ? 500 : 10);
 
-            var totalMemory = Math.max(($scope.memory.memory + $scope.memory.swap) * 1.5, 2 * 1024 * 1024);
-            $scope.configureBackup.memoryTicks = [ $scope.MIN_MEMORY_LIMIT ];
-            for (var i = 1024; i <= totalMemory/1024/1024; i *= 2) {
-                $scope.configureBackup.memoryTicks.push(i * 1024 * 1024);
-            }
-
             $scope.configureBackup.uploadPartSizeTicks = [ 5 * 1024 * 1024 ];
             for (var j = 32; j <= 1 * 1024; j *= 2) { // 5 GB is max for s3. but let's keep things practical for now. we upload 3 parts in parallel
                 $scope.configureBackup.uploadPartSizeTicks.push(j * 1024 * 1024);
@@ -607,7 +602,7 @@ angular.module('Application').controller('BackupsController', ['$scope', '$locat
                 schedulePattern: $scope.backupConfig.schedulePattern,
                 retentionPolicy: $scope.backupConfig.retentionPolicy,
                 limits: {
-                    memoryLimit: $scope.configureBackup.memoryLimit,
+                    memoryLimit: parseInt($scope.configureBackup.memoryLimit),
                 },
             };
             if ($scope.configureBackup.password) {
@@ -850,6 +845,8 @@ angular.module('Application').controller('BackupsController', ['$scope', '$locat
             if (error) console.error(error);
 
             $scope.memory = memory;
+            const limit = Math.max((memory.memory + memory.swap) * 1.5, 2 * 1024 * 1024);
+            $scope.MAX_MEMORY_LIMIT = parseInt(limit/1024/1024/1024) * 1024 * 1024 * 1024; // round to value matching 250mb steps
 
             fetchBackups();
             getBackupConfig();
@@ -887,7 +884,7 @@ angular.module('Application').controller('BackupsController', ['$scope', '$locat
     // setup all the dialog focus handling
     ['configureBackupModal', 'editBackupModal'].forEach(function (id) {
         $('#' + id).on('shown.bs.modal', function () {
-            $(this).find("[autofocus]:first").focus();
+            $(this).find('[autofocus]:first').focus();
         });
     });