--- a/src/disks.cpp
+++ b/src/disks.cpp
@@ -93,7 +93,7 @@ int DiskEntry::mount()
     { // generate default mount cmd
         if ( getuid()!=0 ) // user mountable
         {
-            cmdS = QStringLiteral( "mount %d" );
+            cmdS = QStringLiteral( "udisksctl mount -b %d" );
         }
         else  // root mounts with all params/options
         {
@@ -121,7 +121,16 @@ int DiskEntry::umount()
     qCDebug(KDF) << "umounting";
     QString cmdS = umntcmd;
     if ( cmdS.isEmpty() ) // generate default umount cmd
-        cmdS = QStringLiteral( "umount %d" );
+    {
+        if ( getuid()!=0 ) // user mountable
+        {
+    	    cmdS = QStringLiteral( "udisksctl unmount -b %d" );
+        }
+        else  // root mounts with all params/options
+        {
+    	    cmdS = QStringLiteral( "umount %d" );
+        }
+    }
 
     cmdS.replace( QLatin1String( "%d" ), deviceName() );
     cmdS.replace( QLatin1String( "%m" ), mountPoint() );