diff --git a/src/views/backups.html b/src/views/backups.html
index d250162e3..33b704afe 100644
--- a/src/views/backups.html
+++ b/src/views/backups.html
@@ -146,7 +146,7 @@
            <!-- CIFS/NFS/SSHFS -->
           <div class="form-group" ng-show="configureBackup.provider === 'cifs' || configureBackup.provider === 'nfs' || configureBackup.provider === 'sshfs'">
             <label class="control-label" for="configureBackupRemoteDir">{{ 'backups.configureBackupStorage.remoteDirectory' | tr }} ({{ configureBackup.provider }})</label>
-            <input type="text" class="form-control" ng-model="configureBackup.mountOptions.remoteDir" id="configureBackupRemoteDir" name="remoteDir" ng-disabled="configureBackup.busy" placeholder="/share" ng-required="configureBackup.provider === 'cifs' || configureBackup.provider === 'nfs'">
+            <input type="text" class="form-control" ng-model="configureBackup.mountOptions.remoteDir" id="configureBackupRemoteDir" name="remoteDir" ng-disabled="configureBackup.busy" placeholder="/share" ng-required="configureBackup.provider === 'cifs' || configureBackup.provider === 'nfs' || configureBackup.provider === 'sshfs'">
           </div>
 
            <!-- CIFS -->
@@ -170,23 +170,23 @@
           <!-- SSHFS -->
           <div class="form-group" ng-show="configureBackup.provider === 'sshfs'">
             <label class="control-label" for="configureBackupPort">{{ 'backups.configureBackupStorage.port' | tr }}</label>
-            <input type="number" class="form-control" ng-model="configureBackup.mountOptions.port" id="configureBackupPort" name="port" ng-disabled="configureBackup.busy">
+            <input type="number" class="form-control" ng-model="configureBackup.mountOptions.port" id="configureBackupPort" name="port" ng-disabled="configureBackup.busy" ng-required="configureBackup.provider === 'sshfs'">
           </div>
 
           <!-- SSHFS -->
           <div class="form-group" ng-show="configureBackup.provider === 'sshfs'">
             <label class="control-label" for="configureBackupUser">{{ 'backups.configureBackupStorage.user' | tr }}</label>
-            <input type="text" class="form-control" ng-model="configureBackup.mountOptions.user" id="configureBackupUser" name="user" ng-disabled="configureBackup.busy">
+            <input type="text" class="form-control" ng-model="configureBackup.mountOptions.user" id="configureBackupUser" name="user" ng-disabled="configureBackup.busy" ng-required="configureBackup.provider === 'sshfs'">
           </div>
 
           <!-- SSHFS -->
           <div class="form-group" ng-show="configureBackup.provider === 'sshfs'">
             <label class="control-label" for="configureBackupPrivateKey">{{ 'backups.configureBackupStorage.privateKey' | tr }}</label>
-            <textarea class="form-control" ng-model="configureBackup.mountOptions.privateKey" id="configureBackupPrivateKey" name="privateKey" ng-disabled="configureBackup.busy"></textarea>
+            <textarea class="form-control" ng-model="configureBackup.mountOptions.privateKey" id="configureBackupPrivateKey" name="privateKey" ng-disabled="configureBackup.busy" ng-required="configureBackup.provider === 'sshfs'"></textarea>
           </div>
 
           <!-- Filesystem -->
-          <div class="form-group" ng-class="{ 'has-error': configureBackup.error.backupFolder || !configureBackup.backupFolder }" ng-show="configureBackup.provider === 'filesystem'">
+          <div class="form-group" ng-class="{ 'has-error': configureBackup.error.backupFolder }" ng-show="configureBackup.provider === 'filesystem'">
             <label class="control-label" for="inputConfigureBackupFolder">{{ 'backups.configureBackupStorage.localDirectory' | tr }}</label>
             <input type="text" class="form-control" ng-model="configureBackup.backupFolder" id="inputConfigureBackupFolder" name="backupFolder" ng-disabled="configureBackup.busy" placeholder="Directory for backups" ng-required="configureBackup.provider === 'filesystem'">
           </div>