diff --git a/src/kcm/ui/SelectLayoutSheet.qml b/src/kcm/ui/SelectLayoutSheet.qml
index 04d705d..b6011cd 100644
--- a/src/kcm/ui/SelectLayoutSheet.qml
+++ b/src/kcm/ui/SelectLayoutSheet.qml
@@ -25,7 +25,7 @@ Kirigami.OverlaySheet {
     }
 
     Kirigami.FormLayout {
-        implicitWidth: Kirigami.Units.gridUnit * 45
+        implicitWidth: Kirigami.Units.gridUnit * 30
 
         ComboBox {
             id: languageComboBox
diff --git a/src/lib/configlib/addonmodel.cpp b/src/lib/configlib/addonmodel.cpp
index 9147c04..542abd5 100644
--- a/src/lib/configlib/addonmodel.cpp
+++ b/src/lib/configlib/addonmodel.cpp
@@ -362,7 +362,7 @@ bool AddonProxyModel::lessThan(const QModelIndex &left,
 
     QString l = left.data(Qt::DisplayRole).toString();
     QString r = right.data(Qt::DisplayRole).toString();
-    return QCollator().compare(l, r) < 0;
+    return QString::localeAwareCompare(l, r) < 0;
 }
 
 void AddonProxyModel::setFilterText(const QString &text) {
diff --git a/src/lib/configlib/layoutmodel.cpp b/src/lib/configlib/layoutmodel.cpp
index bca2a0f..81804ff 100644
--- a/src/lib/configlib/layoutmodel.cpp
+++ b/src/lib/configlib/layoutmodel.cpp
@@ -5,15 +5,28 @@
  *
  */
 #include "layoutmodel.h"
+#include <QHash>
+#include <QObject>
+#include <QStandardItem>
+#include <QStringList>
+#include <Qt>
+#include <fcitx-utils/i18n.h>
+#include <fcitxqtdbustypes.h>
+#include <utility>
 
-namespace fcitx {
-namespace kcm {
+namespace fcitx::kcm {
 
 LanguageModel::LanguageModel(QObject *parent) : QStandardItemModel(parent) {
     setItemRoleNames({{Qt::DisplayRole, "name"}, {Qt::UserRole, "language"}});
 }
 
-QString LanguageModel::language(int row) const {
+void LanguageModel::append(const QString &name, const QString &language) {
+    QStandardItem *item = new QStandardItem(name);
+    item->setData(language, Qt::UserRole);
+    appendRow(item);
+}
+
+QString SortedLanguageModel::language(int row) const {
     auto idx = index(row, 0);
     if (idx.isValid()) {
         return idx.data(Qt::UserRole).toString();
@@ -21,12 +34,6 @@ QString LanguageModel::language(int row) const {
     return QString();
 }
 
-void LanguageModel::append(const QString &name, const QString &language) {
-    QStandardItem *item = new QStandardItem(name);
-    item->setData(language, Qt::UserRole);
-    appendRow(item);
-}
-
 void LanguageFilterModel::setLanguage(const QString &language) {
     if (language_ != language) {
         language_ = language;
@@ -56,8 +63,9 @@ bool LanguageFilterModel::filterAcceptsRow(int source_row,
 }
 bool LanguageFilterModel::lessThan(const QModelIndex &left,
                                    const QModelIndex &right) const {
-    return data(left, Qt::DisplayRole).toString() <
-           data(right, Qt::DisplayRole).toString();
+    return QString::localeAwareCompare(left.data(Qt::DisplayRole).toString(),
+                                       right.data(Qt::DisplayRole).toString()) <
+           0;
 }
 
 QHash<int, QByteArray> LayoutInfoModel::roleNames() const {
@@ -157,5 +165,4 @@ int VariantInfoModel::rowCount(const QModelIndex &parent) const {
     return variantInfo_.size();
 }
 
-} // namespace kcm
-} // namespace fcitx
+} // namespace fcitx::kcm
diff --git a/src/lib/configlib/layoutmodel.h b/src/lib/configlib/layoutmodel.h
index bedabf7..e29d114 100644
--- a/src/lib/configlib/layoutmodel.h
+++ b/src/lib/configlib/layoutmodel.h
@@ -7,13 +7,20 @@
 #ifndef _CONFIGLIB_LAYOUTMODEL_H_
 #define _CONFIGLIB_LAYOUTMODEL_H_
 
+#include <QAbstractItemModel>
+#include <QHash>
+#include <QObject>
 #include <QSortFilterProxyModel>
 #include <QStandardItemModel>
+#include <QString>
+#include <Qt>
 #include <fcitx-utils/i18n.h>
 #include <fcitxqtdbustypes.h>
+#include <qdebug.h>
+#include <qlogging.h>
+#include <qnamespace.h>
 
-namespace fcitx {
-namespace kcm {
+namespace fcitx::kcm {
 
 enum { LayoutLanguageRole = 0x3423545, LayoutInfoRole };
 
@@ -21,10 +28,36 @@ class LanguageModel : public QStandardItemModel {
     Q_OBJECT
 public:
     LanguageModel(QObject *parent = nullptr);
-    Q_INVOKABLE QString language(int row) const;
     void append(const QString &name, const QString &language);
 };
 
+class SortedLanguageModel : public QSortFilterProxyModel {
+    Q_OBJECT
+public:
+    using QSortFilterProxyModel::QSortFilterProxyModel;
+    // Forward role names.
+    QHash<int, QByteArray> roleNames() const override {
+        if (sourceModel()) {
+            return sourceModel()->roleNames();
+        }
+        return QSortFilterProxyModel::roleNames();
+    }
+    Q_INVOKABLE QString language(int row) const;
+
+protected:
+    bool lessThan(const QModelIndex &left,
+                  const QModelIndex &right) const override {
+        const bool leftIsAny = left.data(Qt::UserRole).toString().isEmpty();
+        const bool rightIsAny = right.data(Qt::UserRole).toString().isEmpty();
+        if (leftIsAny || rightIsAny) {
+            return leftIsAny > rightIsAny;
+        }
+        return QString::localeAwareCompare(
+                   left.data(Qt::DisplayRole).toString(),
+                   right.data(Qt::DisplayRole).toString()) < 0;
+    }
+};
+
 class LanguageFilterModel : public QSortFilterProxyModel {
     Q_OBJECT
     Q_PROPERTY(QString language READ language WRITE setLanguage);
@@ -89,7 +122,6 @@ class VariantInfoModel : public QAbstractListModel {
     FcitxQtVariantInfoList variantInfo_;
 };
 
-} // namespace kcm
-} // namespace fcitx
+} // namespace fcitx::kcm
 
 #endif // _CONFIGLIB_LAYOUTMODEL_H_
diff --git a/src/lib/configlib/layoutprovider.cpp b/src/lib/configlib/layoutprovider.cpp
index 6aa0205..47f21ad 100644
--- a/src/lib/configlib/layoutprovider.cpp
+++ b/src/lib/configlib/layoutprovider.cpp
@@ -6,19 +6,34 @@
  */
 #include "layoutprovider.h"
 #include "dbusprovider.h"
+#include "layoutmodel.h"
+#include <QDBusPendingReply>
+#include <QObject>
+#include <QSet>
+#include <QStandardItem>
+#include <QString>
+#include <QStringList>
+#include <Qt>
+#include <algorithm>
+#include <fcitx-utils/i18n.h>
+#include <fcitxqtdbustypes.h>
+#include <iterator>
+#include <utility>
 
-namespace fcitx {
-namespace kcm {
+namespace fcitx::kcm {
 
 LayoutProvider::LayoutProvider(DBusProvider *dbus, QObject *parent)
     : QObject(parent), dbus_(dbus), languageModel_(new LanguageModel(this)),
+      sortedLanguageModel_(new SortedLanguageModel(this)),
       layoutModel_(new LayoutInfoModel(this)),
       variantModel_(new VariantInfoModel(this)),
       layoutFilterModel_(new LanguageFilterModel(this)),
       variantFilterModel_(new LanguageFilterModel(this)) {
     layoutFilterModel_->setSourceModel(layoutModel_);
     variantFilterModel_->setSourceModel(variantModel_);
-
+    sortedLanguageModel_->setSourceModel(languageModel_);
+    sortedLanguageModel_->sort(0);
+    layoutFilterModel_->sort(0);
     connect(dbus, &DBusProvider::availabilityChanged, this,
             &LayoutProvider::availabilityChanged);
     availabilityChanged();
@@ -154,5 +169,4 @@ QString LayoutProvider::layoutDescription(const QString &layoutString) {
         .arg(iter->description(), variantIter->description());
 }
 
-} // namespace kcm
-} // namespace fcitx
+} // namespace fcitx::kcm
diff --git a/src/lib/configlib/layoutprovider.h b/src/lib/configlib/layoutprovider.h
index 9e7c9d6..daa6645 100644
--- a/src/lib/configlib/layoutprovider.h
+++ b/src/lib/configlib/layoutprovider.h
@@ -9,9 +9,14 @@
 
 #include "iso639.h"
 #include "layoutmodel.h"
+#include <QAbstractItemModel>
+#include <QObject>
 #include <QSortFilterProxyModel>
 #include <QStandardItemModel>
+#include <QString>
 #include <QStringListModel>
+#include <QStringLiteral>
+#include <Qt>
 #include <fcitxqtdbustypes.h>
 
 class QDBusPendingCallWatcher;
@@ -26,15 +31,14 @@ class VariantInfoModel;
 
 class LayoutProvider : public QObject {
     Q_OBJECT
-    Q_PROPERTY(
-        fcitx::kcm::LanguageModel *languageModel READ languageModel CONSTANT)
+    Q_PROPERTY(QAbstractItemModel *languageModel READ languageModel CONSTANT)
     Q_PROPERTY(LanguageFilterModel *layoutModel READ layoutModel CONSTANT)
     Q_PROPERTY(LanguageFilterModel *variantModel READ variantModel CONSTANT)
 public:
     LayoutProvider(DBusProvider *dbus, QObject *parent = nullptr);
     ~LayoutProvider();
 
-    auto languageModel() const { return languageModel_; }
+    QAbstractItemModel *languageModel() const { return sortedLanguageModel_; }
     auto layoutModel() const { return layoutFilterModel_; }
     auto variantModel() const { return variantFilterModel_; }
 
@@ -83,6 +87,7 @@ private Q_SLOTS:
     DBusProvider *dbus_;
     bool loaded_ = false;
     LanguageModel *languageModel_;
+    SortedLanguageModel *sortedLanguageModel_;
     LayoutInfoModel *layoutModel_;
     VariantInfoModel *variantModel_;
     LanguageFilterModel *layoutFilterModel_;
diff --git a/src/lib/configlib/model.cpp b/src/lib/configlib/model.cpp
index b9e5865..a07689c 100644
--- a/src/lib/configlib/model.cpp
+++ b/src/lib/configlib/model.cpp
@@ -342,7 +342,7 @@ bool IMProxyModel::lessThan(const QModelIndex &left,
 
     QString l = left.data(Qt::DisplayRole).toString();
     QString r = right.data(Qt::DisplayRole).toString();
-    return QCollator().compare(l, r) < 0;
+    return QString::localeAwareCompare(l, r) < 0;
 }
 
 int IMProxyModel::compareCategories(const QModelIndex &left,
diff --git a/src/lib/configwidgetslib/layoutselector.cpp b/src/lib/configwidgetslib/layoutselector.cpp
index fc2a3ca..e38ad81 100644
--- a/src/lib/configwidgetslib/layoutselector.cpp
+++ b/src/lib/configwidgetslib/layoutselector.cpp
@@ -95,12 +95,8 @@ void LayoutSelector::setLayout(const QString &layout, const QString &variant) {
     }
     ui_->languageComboBox->setCurrentIndex(0);
     ui_->layoutComboBox->setCurrentIndex(layoutProvider_->layoutIndex(layout));
-    if (variant.isEmpty()) {
-        ui_->variantComboBox->setCurrentIndex(0);
-    } else {
-        ui_->variantComboBox->setCurrentIndex(
-            layoutProvider_->variantIndex(variant));
-    }
+    ui_->variantComboBox->setCurrentIndex(
+        layoutProvider_->variantIndex(variant));
     preSelectLayout_.clear();
     preSelectVariant_.clear();
 }
diff --git a/src/lib/configwidgetslib/layoutselector.ui b/src/lib/configwidgetslib/layoutselector.ui
index 8be1965..5743ea8 100644
--- a/src/lib/configwidgetslib/layoutselector.ui
+++ b/src/lib/configwidgetslib/layoutselector.ui
@@ -6,7 +6,7 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>400</width>
+    <width>600</width>
     <height>300</height>
    </rect>
   </property>
@@ -16,14 +16,14 @@
   <layout class="QVBoxLayout" name="verticalLayout">
    <item>
     <layout class="QFormLayout" name="formLayout">
-     <item row="1" column="0">
+     <item row="0" column="0">
       <widget class="QLabel" name="label_3">
        <property name="text">
         <string>Language:</string>
        </property>
       </widget>
      </item>
-     <item row="1" column="1">
+     <item row="0" column="1">
       <widget class="QComboBox" name="languageComboBox">
        <property name="sizePolicy">
         <sizepolicy hsizetype="MinimumExpanding" vsizetype="Fixed">
@@ -31,16 +31,22 @@
          <verstretch>0</verstretch>
         </sizepolicy>
        </property>
+       <property name="minimumSize">
+        <size>
+         <width>400</width>
+         <height>0</height>
+        </size>
+       </property>
       </widget>
      </item>
-     <item row="2" column="0">
+     <item row="1" column="0">
       <widget class="QLabel" name="label">
        <property name="text">
         <string>Layout:</string>
        </property>
       </widget>
      </item>
-     <item row="2" column="1">
+     <item row="1" column="1">
       <widget class="QComboBox" name="layoutComboBox">
        <property name="sizePolicy">
         <sizepolicy hsizetype="MinimumExpanding" vsizetype="Fixed">
@@ -50,14 +56,14 @@
        </property>
       </widget>
      </item>
-     <item row="3" column="0">
+     <item row="2" column="0">
       <widget class="QLabel" name="label_2">
        <property name="text">
         <string>Variant:</string>
        </property>
       </widget>
      </item>
-     <item row="3" column="1">
+     <item row="2" column="1">
       <widget class="QComboBox" name="variantComboBox">
        <property name="sizePolicy">
         <sizepolicy hsizetype="MinimumExpanding" vsizetype="Fixed">