diff --git a/core/MenuItem.h b/core/MenuItem.h
--- a/core/MenuItem.h
+++ b/core/MenuItem.h
@@ -155,6 +155,10 @@
      */
     void setService( const KService::Ptr& service );
 
+    bool showDefaultIndicator() const;
+
+    void updateDefaultIndicator();
+
 private:
     class Private;
     Private *const d;
diff --git a/core/MenuItem.cpp b/core/MenuItem.cpp
--- a/core/MenuItem.cpp
+++ b/core/MenuItem.cpp
@@ -25,6 +25,7 @@
 #include <QString>
 
 #include <KCModuleInfo>
+#include <KCMUtils/KCModuleLoader>
 
 static bool childIsLessThan( MenuItem *left, MenuItem *right )
 {
@@ -43,13 +44,15 @@
     int weight;
     KService::Ptr service;
     KCModuleInfo item;
+    bool showDefaultIndicator;
 };
 
 MenuItem::MenuItem( bool isMenu, MenuItem * itsParent )
     : d( new Private() )
 {
     d->parent = itsParent;
     d->menu = isMenu;
+    d->showDefaultIndicator = false;
 
     if ( d->parent ) {
         d->parent->children().append( this );
@@ -138,4 +141,23 @@
     } else {
         d->weight = 100;
     }
+    updateDefaultIndicator();
+}
+
+bool MenuItem::showDefaultIndicator() const
+{
+    return d->showDefaultIndicator;
+}
+
+void MenuItem::updateDefaultIndicator()
+{
+    d->showDefaultIndicator = !KCModuleLoader::isDefaults(d->item);
+    if (menu()) {
+        for (auto child : children()) {
+            d->showDefaultIndicator |= child->showDefaultIndicator();
+        }
+    }
+    if (d->parent) {
+        d->parent->updateDefaultIndicator();
+    }
 }
diff --git a/core/MenuModel.h b/core/MenuModel.h
--- a/core/MenuModel.h
+++ b/core/MenuModel.h
@@ -56,7 +56,9 @@
 
         DepthRole,
 
-        IsCategoryRole
+        IsCategoryRole,
+
+        DefaultIndicatorRole
     };
 
     /**
diff --git a/core/MenuModel.cpp b/core/MenuModel.cpp
--- a/core/MenuModel.cpp
+++ b/core/MenuModel.cpp
@@ -50,6 +50,7 @@
     QHash<int, QByteArray> names = QAbstractItemModel::roleNames();
     names[DepthRole] = "DepthRole";
     names[IsCategoryRole] = "IsCategoryRole";
+    names[DefaultIndicatorRole] = "showDefaultIndicator";
     return names;
 }
 
@@ -131,6 +132,9 @@
         case MenuModel::IsCategoryRole:
             theData.setValue( mi->menu() );
             break;
+        case MenuModel::DefaultIndicatorRole:
+            theData.setValue(mi->showDefaultIndicator());
+            break;
         default:
             break;
     }
diff --git a/core/ModuleView.h b/core/ModuleView.h
--- a/core/ModuleView.h
+++ b/core/ModuleView.h
@@ -188,6 +188,11 @@
      */
     void moduleChanged( bool state );
 
+    /**
+     * Emitted after the currently active module was saved.
+     */
+    void moduleSaved();
+
     /**
      * Emitted when the ModuleView is asked to close.\n
      */
diff --git a/core/ModuleView.cpp b/core/ModuleView.cpp
--- a/core/ModuleView.cpp
+++ b/core/ModuleView.cpp
@@ -296,6 +296,7 @@
     }
 
     module->save();
+    emit moduleSaved();
     return true;
 }
 
diff --git a/sidebar/SidebarMode.h b/sidebar/SidebarMode.h
--- a/sidebar/SidebarMode.h
+++ b/sidebar/SidebarMode.h
@@ -51,6 +51,7 @@
     explicit SubcategoryModel(QAbstractItemModel *parentModel, QObject *parent = nullptr);
 
     QString title() const;
+    QHash<int, QByteArray> roleNames() const override;
 
     void setParentIndex(const QModelIndex &activeModule);
 
@@ -118,6 +119,7 @@
 
 private Q_SLOTS:
     void moduleLoaded();
+    void updateDefaults();
     void initWidget();
 
 Q_SIGNALS:
diff --git a/sidebar/SidebarMode.cpp b/sidebar/SidebarMode.cpp
--- a/sidebar/SidebarMode.cpp
+++ b/sidebar/SidebarMode.cpp
@@ -101,6 +101,7 @@
             const QModelIndex& index = m_parentModel->index(i, 0, activeModule);
             QStandardItem *item = new QStandardItem(m_parentModel->data(index, Qt::DecorationRole).value<QIcon>(), m_parentModel->data(index, Qt::DisplayRole).toString());
             item->setData(index.data(Qt::UserRole), Qt::UserRole);
+            item->setData(index.data(MenuModel::DefaultIndicatorRole), MenuModel::DefaultIndicatorRole);
             appendRow(item);
         }
     }
@@ -111,6 +112,13 @@
     emit titleChanged();
 }
 
+QHash<int, QByteArray> SubcategoryModel::roleNames() const
+{
+    auto roleNames = QStandardItemModel::roleNames();
+    roleNames.insert(MenuModel::DefaultIndicatorRole, "showDefaultIndicator");
+    return roleNames;
+}
+
 
 class MostUsedModel : public QSortFilterProxyModel
 {
@@ -372,6 +380,7 @@
     d->mainLayout->setContentsMargins(0, 0, 0, 0);
     d->moduleView = new ModuleView( d->mainWidget );
     connect( d->moduleView, &ModuleView::moduleChanged, this, &SidebarMode::moduleLoaded );
+    connect(d->moduleView, &ModuleView::moduleSaved, this, &SidebarMode::updateDefaults);
     d->quickWidget = nullptr;
     moduleView()->setFaceType(KPageView::Plain);
     if (applicationMode() == BaseMode::InfoCenter) {
@@ -571,6 +580,34 @@
     d->moduleView->show();
 }
 
+void SidebarMode::updateDefaults()
+{
+    QModelIndex categoryIdx = d->categorizedModel->index(d->activeCategoryRow, 0);
+    auto item = categoryIdx.data(Qt::UserRole).value<MenuItem*>();
+    Q_ASSERT(item);
+    // If subcategory exist update from subcategory
+    if (!item->children().isEmpty()) {
+        item = item->child(d->activeSubCategoryRow);
+    }
+    item->updateDefaultIndicator();
+
+    emit d->categorizedModel->dataChanged(categoryIdx, categoryIdx);
+
+    auto subCateogryIdx = d->subCategoryModel->index(d->activeSubCategoryRow, 0);
+    d->subCategoryModel->setData(subCateogryIdx, item->showDefaultIndicator(), MenuModel::DefaultIndicatorRole);
+    emit d->subCategoryModel->dataChanged(subCateogryIdx, subCateogryIdx);
+
+    if (d->activeSearchRow > -1) {
+        auto searchIdx = d->searchModel->index(d->activeSearchRow, 0);
+        auto idx = d->categorizedModel->mapFromSource(d->flatModel->mapToSource(d->searchModel->mapToSource(searchIdx)));
+        emit d->searchModel->dataChanged(searchIdx, searchIdx);
+        if (idx.parent().isValid()) {
+            auto searchIdxParent = d->searchModel->mapFromSource(d->flatModel->mapFromSource(d->categorizedModel->mapToSource(idx.parent())));
+            emit d->searchModel->dataChanged(searchIdxParent, searchIdxParent);
+        }
+    }
+}
+
 int SidebarMode::activeSearchRow() const
 {
     return d->activeSearchRow;
diff --git a/sidebar/package/contents/ui/CategoriesPage.qml b/sidebar/package/contents/ui/CategoriesPage.qml
--- a/sidebar/package/contents/ui/CategoriesPage.qml
+++ b/sidebar/package/contents/ui/CategoriesPage.qml
@@ -184,23 +184,7 @@
             highlighted: categoryView.currentIndex == index
             Keys.onEnterPressed: clicked();
             Keys.onReturnPressed: clicked();
-            contentItem: RowLayout {
-                id: layout
-                spacing: Kirigami.Settings.tabletMode ? Kirigami.Units.largeSpacing : Kirigami.Units.smallSpacing
-                Kirigami.Icon {
-                    id: icon
-                    source: model.decoration
-                    Layout.preferredHeight: Layout.preferredWidth
-                    Layout.preferredWidth: Kirigami.Units.iconSizes.smallMedium
-                    Layout.leftMargin: (model.DepthRole-1) * (icon.width + layout.spacing) 
-                }
-                QQC2.Label {
-                    Layout.fillWidth: true
-                    text: model.display
-                    color: (delegate.highlighted || delegate.checked || (delegate.pressed && delegate.supportsMouseEvents)) ? Kirigami.Theme.highlightedTextColor : Kirigami.Theme.textColor
-                    elide: Text.ElideRight
-                }
-            }
+            contentItem: CategoryItem {}
         }
     }
 }
diff --git a/sidebar/package/contents/ui/CategoryItem.qml b/sidebar/package/contents/ui/CategoryItem.qml
new file mode 100644
--- /dev/null
+++ b/sidebar/package/contents/ui/CategoryItem.qml
@@ -0,0 +1,32 @@
+import QtQuick 2.5
+import QtQuick.Controls 2.5 as QQC2
+import QtQuick.Layouts 1.1
+import org.kde.kirigami 2.10 as Kirigami
+
+RowLayout {
+    id: layout
+    spacing: Kirigami.Settings.tabletMode ? Kirigami.Units.largeSpacing : Kirigami.Units.smallSpacing
+    Kirigami.Icon {
+        id: icon
+        source: model.decoration
+        Layout.preferredHeight: Layout.preferredWidth
+        Layout.preferredWidth: Kirigami.Units.iconSizes.smallMedium
+        Layout.leftMargin: model.DepthRole > 1 ? (model.DepthRole - 1) * (Kirigami.Units.iconSizes.smallMedium + layout.spacing) : 0
+    }
+    QQC2.Label {
+        Layout.fillWidth: true
+        text: model.display
+        color: (delegate.highlighted || delegate.checked || (delegate.pressed && delegate.supportsMouseEvents)) ? Kirigami.Theme.highlightedTextColor : Kirigami.Theme.textColor
+        elide: Text.ElideRight
+    }
+
+    Rectangle {
+        id: defaultIndicator
+        radius: width * 0.5
+        width: Kirigami.Units.largeSpacing
+        height: Kirigami.Units.largeSpacing
+        visible: model.showDefaultIndicator
+        Kirigami.Theme.colorSet: Kirigami.Theme.View
+        color: (delegate.highlighted || delegate.checked || (delegate.pressed && delegate.supportsMouseEvents)) ? Kirigami.Theme.backgroundColor : Kirigami.Theme.focusColor
+    }
+}
diff --git a/sidebar/package/contents/ui/SubCategoryPage.qml b/sidebar/package/contents/ui/SubCategoryPage.qml
--- a/sidebar/package/contents/ui/SubCategoryPage.qml
+++ b/sidebar/package/contents/ui/SubCategoryPage.qml
@@ -155,10 +155,8 @@
             }
         }
 
-        delegate: Kirigami.BasicListItem {
+        delegate: Kirigami.AbstractListItem {
             id: delegate
-            icon: model.decoration
-            label: model.display
             separatorVisible: false
             onClicked: {
                 systemsettings.loadModule(subCategoryView.model.index(index, 0));
@@ -178,6 +176,7 @@
             highlighted: systemsettings.activeSubCategoryRow == index
             Keys.onEnterPressed: clicked();
             Keys.onReturnPressed: clicked();
+            contentItem: CategoryItem {}
         }
     }
 }