diff --git a/src/scripts/CMakeLists.txt b/src/scripts/CMakeLists.txt
--- a/src/scripts/CMakeLists.txt
+++ b/src/scripts/CMakeLists.txt
@@ -11,4 +11,4 @@
 
 install_python_script(hellopython)
 install_python_script(runaction)
-install_python_script(MiddleClickLoader)
+install_python_script(middleclickloader)
diff --git a/src/scripts/MiddleClickLoader/Messages.sh b/src/scripts/middleclickloader/Messages.sh
rename from src/scripts/MiddleClickLoader/Messages.sh
rename to src/scripts/middleclickloader/Messages.sh
diff --git a/src/scripts/MiddleClickLoader/__init__.py b/src/scripts/middleclickloader/__init__.py
rename from src/scripts/MiddleClickLoader/__init__.py
rename to src/scripts/middleclickloader/__init__.py
--- a/src/scripts/MiddleClickLoader/__init__.py
+++ b/src/scripts/middleclickloader/__init__.py
@@ -18,7 +18,7 @@
 
 import Falkon
 from PySide2 import QtCore
-from MiddleClickLoader.mcl_handler import MCL_Handler
+from middleclickloader.mcl_handler import MCL_Handler
 
 
 class MCL_Plugin(Falkon.PluginInterface, QtCore.QObject):
diff --git a/src/scripts/MiddleClickLoader/mcl_handler.py b/src/scripts/middleclickloader/mcl_handler.py
rename from src/scripts/MiddleClickLoader/mcl_handler.py
rename to src/scripts/middleclickloader/mcl_handler.py
--- a/src/scripts/MiddleClickLoader/mcl_handler.py
+++ b/src/scripts/middleclickloader/mcl_handler.py
@@ -19,8 +19,8 @@
 import Falkon
 from PySide2 import QtCore, QtGui, QtWidgets
 
-from MiddleClickLoader.mcl_loadmode import MCL_LoadMode
-from MiddleClickLoader.mcl_settings import MCL_Settings
+from middleclickloader.mcl_loadmode import MCL_LoadMode
+from middleclickloader.mcl_settings import MCL_Settings
 
 
 class MCL_Handler(QtCore.QObject):
diff --git a/src/scripts/MiddleClickLoader/mcl_loadmode.py b/src/scripts/middleclickloader/mcl_loadmode.py
rename from src/scripts/MiddleClickLoader/mcl_loadmode.py
rename to src/scripts/middleclickloader/mcl_loadmode.py
diff --git a/src/scripts/MiddleClickLoader/mcl_settings.py b/src/scripts/middleclickloader/mcl_settings.py
rename from src/scripts/MiddleClickLoader/mcl_settings.py
rename to src/scripts/middleclickloader/mcl_settings.py
--- a/src/scripts/MiddleClickLoader/mcl_settings.py
+++ b/src/scripts/middleclickloader/mcl_settings.py
@@ -18,8 +18,8 @@
 
 import os
 from PySide2 import QtCore, QtWidgets, QtUiTools
-from MiddleClickLoader.i18n import i18n
-from MiddleClickLoader.mcl_loadmode import MCL_LoadMode
+from middleclickloader.i18n import i18n
+from middleclickloader.mcl_loadmode import MCL_LoadMode
 
 
 class MCL_Settings(QtWidgets.QDialog):
@@ -40,14 +40,19 @@
         layout.addWidget(self.ui)
         self.setLayout(layout)
 
-        self.ui.comboBox.addItem(i18n("New Tab"), MCL_LoadMode.NEW_TAB)
-        self.ui.comboBox.addItem(i18n("Current Tab"), MCL_LoadMode.CURRENT_TAB)
-        self.ui.comboBox.addItem(i18n("New Window"), MCL_LoadMode.NEW_WINDOW)
+        self.setWindowTitle(i18n("MiddleClickLoader Setting"))
+        self.ui.label_header.setText("<h2>{}</h2>".format(i18n("MiddleClickLoader")))
+        self.ui.label_loadMode.setText(i18n("Open url in:"))
+        self.ui.onlyValidUrl.setText(i18n("Use only valid url"))
+
+        self.ui.loadMode.addItem(i18n("New Tab"), MCL_LoadMode.NEW_TAB)
+        self.ui.loadMode.addItem(i18n("Current Tab"), MCL_LoadMode.CURRENT_TAB)
+        self.ui.loadMode.addItem(i18n("New Window"), MCL_LoadMode.NEW_WINDOW)
 
         settings = QtCore.QSettings(self.settingsFile, QtCore.QSettings.IniFormat)
         settings.beginGroup("MiddleClickLoader")
-        self.ui.comboBox.setCurrentIndex(int(settings.value("LoadMode", MCL_LoadMode.NEW_TAB)))
-        self.ui.checkBox.setChecked(bool(settings.value("OnlyValidUrl", True)))
+        self.ui.loadMode.setCurrentIndex(int(settings.value("LoadMode", MCL_LoadMode.NEW_TAB)))
+        self.ui.onlyValidUrl.setChecked(bool(settings.value("OnlyValidUrl", True)))
         settings.endGroup()
 
         self.ui.buttonBox.accepted.connect(self.accept)
@@ -56,8 +61,8 @@
     def accept(self):
         settings = QtCore.QSettings(self.settingsFile, QtCore.QSettings.IniFormat)
         settings.beginGroup("MiddleClickLoader")
-        settings.setValue("LoadMode", self.ui.comboBox.currentIndex())
-        settings.setValue("OnlyValidUrl", self.ui.checkBox.isChecked())
+        settings.setValue("LoadMode", self.ui.loadMode.currentIndex())
+        settings.setValue("OnlyValidUrl", self.ui.onlyValidUrl.isChecked())
         settings.endGroup()
 
         super().accept()
diff --git a/src/scripts/MiddleClickLoader/mcl_settings.ui b/src/scripts/middleclickloader/mcl_settings.ui
rename from src/scripts/MiddleClickLoader/mcl_settings.ui
rename to src/scripts/middleclickloader/mcl_settings.ui
--- a/src/scripts/MiddleClickLoader/mcl_settings.ui
+++ b/src/scripts/middleclickloader/mcl_settings.ui
@@ -30,9 +30,9 @@
       </spacer>
      </item>
      <item>
-      <widget class="QLabel" name="label_2">
+      <widget class="QLabel" name="label_header">
        <property name="text">
-        <string>&lt;h1&gt;MiddleClickLoader&lt;/h1&gt;</string>
+        <string>&lt;h2&gt;MiddleClickLoader&lt;/h2&gt;</string>
        </property>
       </widget>
      </item>
@@ -54,9 +54,9 @@
    <item>
     <layout class="QHBoxLayout" name="horizontalLayout">
      <item>
-      <widget class="QLabel" name="label_3">
+      <widget class="QLabel" name="label_loadMode">
        <property name="text">
-        <string>Open url at:</string>
+        <string>Open url in:</string>
        </property>
       </widget>
      </item>
@@ -74,12 +74,12 @@
       </spacer>
      </item>
      <item>
-      <widget class="QComboBox" name="comboBox"/>
+      <widget class="QComboBox" name="loadMode"/>
      </item>
     </layout>
    </item>
    <item>
-    <widget class="QCheckBox" name="checkBox">
+    <widget class="QCheckBox" name="onlyValidUrl">
      <property name="text">
       <string>Use only valid url</string>
      </property>
diff --git a/src/scripts/MiddleClickLoader/metadata.desktop b/src/scripts/middleclickloader/metadata.desktop
rename from src/scripts/MiddleClickLoader/metadata.desktop
rename to src/scripts/middleclickloader/metadata.desktop