diff --git a/qubesmanager/backup_utils.py b/qubesmanager/backup_utils.py
index d7ab726..4cec39c 100644
--- a/qubesmanager/backup_utils.py
+++ b/qubesmanager/backup_utils.py
@@ -35,6 +35,7 @@ from thread_monitor import *
 from datetime import datetime
 from string import replace
 
+mount_for_backup_path = '/usr/libexec/qubes-manager/mount_for_backup.sh'
 
 def check_if_mounted(dev_path):
     mounts_file = open("/proc/mounts")
@@ -47,7 +48,7 @@ def check_if_mounted(dev_path):
 def mount_device(dev_path):
     try:
         mount_dir_name = "backup" + replace(str(datetime.now()),' ', '-').split(".")[0]
-        pmount_cmd = ["pmount", dev_path, mount_dir_name]
+        pmount_cmd = [mount_for_backup_path, dev_path, mount_dir_name]
         res = subprocess.check_call(pmount_cmd)
     except Exception as ex:
         QMessageBox.warning (None, "Error mounting selected device!", "ERROR: {0}".format(ex))
diff --git a/qubesmanager/mount_for_backup.sh b/qubesmanager/mount_for_backup.sh
new file mode 100755
index 0000000..6c7ae2f
--- /dev/null
+++ b/qubesmanager/mount_for_backup.sh
@@ -0,0 +1,27 @@
+#!/bin/sh
+
+#args:
+# 1) device path
+# 2) mountpoint name
+
+#check if path exists
+if [ ! -e $1 ]; then
+    exit 1; #no such path
+fi
+
+#check if luks-encrypted
+if sudo cryptsetup isLuks $1 ; then
+    # Is a luks device
+    if ! kdialog --password "Please unlock the LUKS-encrypted $1 device:" | sudo pmount $1 $2 ; then
+        exit 1;
+    fi
+else
+    #not luks!
+    if ! sudo pmount $1 $2 ; then
+        exit 1;
+    fi
+fi
+
+#all ok :)
+exit 0;
+
diff --git a/rpm_spec/qmgr.spec b/rpm_spec/qmgr.spec
index 554d8eb..0942ec3 100644
--- a/rpm_spec/qmgr.spec
+++ b/rpm_spec/qmgr.spec
@@ -12,7 +12,7 @@ Vendor:		Invisible Things Lab
 License:	GPL
 URL:		http://fixme
 Requires:	python, PyQt4, qubes-core-dom0 >= 1.7.15, kdebase
-Requires:	pmount
+Requires:	pmount, cryptsetup
 BuildRequires:	PyQt4-devel
 AutoReq:	0
 
@@ -31,6 +31,9 @@ mkdir -p $RPM_BUILD_ROOT/usr/bin/
 cp qubes-manager $RPM_BUILD_ROOT/usr/bin
 cp qubes-appmenu-select $RPM_BUILD_ROOT/usr/bin
 
+mkdir -p $RPM_BUILD_ROOT/usr/libexec/qubes-manager/
+cp qubesmanager/mount_for_backup.sh $RPM_BUILD_ROOT/usr/libexec/qubes-manager/
+
 mkdir -p $RPM_BUILD_ROOT%{python_sitearch}/qubesmanager/
 cp qubesmanager/main.py{,c,o} $RPM_BUILD_ROOT%{python_sitearch}/qubesmanager
 cp qubesmanager/appmenu_select.py{,c,o} $RPM_BUILD_ROOT%{python_sitearch}/qubesmanager
@@ -72,6 +75,7 @@ rm -rf $RPM_BUILD_ROOT
 %defattr(-,root,root,-)
 /usr/bin/qubes-manager
 /usr/bin/qubes-appmenu-select
+/usr/libexec/qubes-manager/mount_for_backup.sh
 %{python_sitearch}/qubesmanager/__init__.py
 %{python_sitearch}/qubesmanager/__init__.pyo
 %{python_sitearch}/qubesmanager/__init__.pyc