diff --git a/dashboard/src/views/volumes.html b/dashboard/src/views/volumes.html
index c1914828b..c0fb07d59 100644
--- a/dashboard/src/views/volumes.html
+++ b/dashboard/src/views/volumes.html
@@ -37,7 +37,7 @@
             <div class="form-group" ng-show="volumeAdd.mountType === 'ext4' || volumeAdd.mountType === 'xfs'">
               <label class="control-label">{{ 'volumes.addVolumeDialog.diskPath' | tr }}</label>
               <select class="form-control" ng-model="volumeAdd.diskPath" ng-options="item.path as item.label for item in blockDevices track by item.path"></select>
-              <input type="text" class="form-control" style="margin-top: 5px;" ng-show="volumeAdd.diskPath.path === 'custom'" ng-model="volumeAdd.customDiskPath" ng-disabled="volumeAdd.busy" placeholder="/dev/disk/by-uuid/uuid" ng-required="volumeAdd.diskPath.path === 'custom'">
+              <input type="text" class="form-control" style="margin-top: 5px;" ng-show="volumeAdd.diskPath.path === 'custom'" ng-model="volumeAdd.customDiskPath" ng-disabled="volumeAdd.busy" placeholder="/dev/disk/by-uuid/uuid" ng-required="(volumeAdd.mountType === 'ext4' || volumeAdd.mountType === 'xfs') && volumeAdd.diskPath.path === 'custom'">
             </div>
 
             <div class="form-group" ng-show="volumeAdd.mountType === 'cifs' || volumeAdd.mountType === 'nfs' || volumeAdd.mountType === 'sshfs'">