diff --git a/applets/taskmanager/package/contents/ui/GroupDialog.qml b/applets/taskmanager/package/contents/ui/GroupDialog.qml
index 76c272c7e..3cf209375 100644
--- a/applets/taskmanager/package/contents/ui/GroupDialog.qml
+++ b/applets/taskmanager/package/contents/ui/GroupDialog.qml
@@ -1,115 +1,115 @@
 /***************************************************************************
  *   Copyright (C) 2012-2013 by Eike Hein <hein@kde.org>                   *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
  *   This program is distributed in the hope that it will be useful,       *
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  *   GNU General Public License for more details.                          *
  *                                                                         *
  *   You should have received a copy of the GNU General Public License     *
  *   along with this program; if not, write to the                         *
  *   Free Software Foundation, Inc.,                                       *
  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA .        *
  ***************************************************************************/
 
 import QtQuick 2.0
 
 import org.kde.plasma.core 2.0 as PlasmaCore
 import org.kde.draganddrop 2.0
 
 import "../code/layout.js" as LayoutManager
 
 PlasmaCore.Dialog {
     visible: false
 
     type: PlasmaCore.Dialog.PopupMenu
     flags: Qt.WindowStaysOnTopHint
     hideOnWindowDeactivate: true
     location: plasmoid.location
 
     mainItem: Item {
         MouseHandler {
             id: mouseHandler
 
             anchors.fill: parent
 
             target: taskList
         }
 
         TaskList {
             id: taskList
 
             anchors.fill: parent
 
             Repeater {
                 id: groupRepeater
 
                 onCountChanged: updateSize()
             }
         }
     }
 
     data: [
         VisualDataModel {
             id: groupFilter
 
             delegate: Task {
                 visible: true
                 inPopup: true
             }
         }
     ]
 
     onVisualParentChanged: {
         if (!visualParent) {
             visible = false;
         }
     }
 
     onVisibleChanged: {
         if (visible && visualParent) {
             groupFilter.model = tasksModel;
             groupFilter.rootIndex = groupFilter.modelIndex(visualParent.itemIndex);
             groupRepeater.model = groupFilter;
         } else {
             visualParent = null;
             groupRepeater.model = undefined;
             groupFilter.model = undefined;
             groupFilter.rootIndex = undefined;
         }
     }
 
     function updateSize() {
         if (!visible || !visualParent) {
             return;
         }
 
         if (!groupRepeater.count) {
             visible = false;
         } else {
             var task;
             var maxWidth = 0;
 
             for (var i = 0; i < taskList.children.length - 1; ++i) {
                 task = taskList.children[i];
 
                 if (task.textWidth > maxWidth) {
                     maxWidth = task.textWidth;
                 }
 
                 task.textWidthChanged.connect(updateSize);
             }
 
             maxWidth += LayoutManager.horizontalMargins() + units.iconSizes.small + 6;
 
             // TODO: Properly derive limits from work area size (screen size sans struts).
             mainItem.width = Math.min(maxWidth, (tasks.vertical ? 640 - tasks.width : Math.max(tasks.width, 640)) - 20);
-            mainItem.height = groupRepeater.count * (LayoutManager.verticalMargins() + units.iconSizes.small);
+            mainItem.height = groupRepeater.count * (LayoutManager.verticalMargins() + Math.max(theme.mSize(theme.defaultFont).height, units.iconSizes.small));
         }
     }
 }