diff --git a/app/ui/dialogs.glade b/app/ui/dialogs.glade
index 7542d7bb..f7a9da7a 100644
--- a/app/ui/dialogs.glade
+++ b/app/ui/dialogs.glade
@@ -26,11 +26,11 @@ THE SOFTWARE.
 Author: Dmitriy Yefremov
 
 -->
-<interface>
+<interface domain="demon-editor">
   <requires lib="gtk+" version="3.16"/>
   <!-- interface-license-type mit -->
   <!-- interface-name DemonEditor -->
-  <!-- interface-description Enigma2 channel and satellites list editor for MacOS. -->
+  <!-- interface-description Enigma2 channel and satellites list editor for macOS. -->
   <!-- interface-copyright 2018-2020 Dmitriy Yefremov -->
   <!-- interface-authors Dmitriy Yefremov -->
   <object class="GtkAboutDialog" id="about_dialog">
@@ -195,6 +195,8 @@ Author: Dmitriy Yefremov
               <object class="GtkLabel" id="wait_dialog_label">
                 <property name="visible">True</property>
                 <property name="can_focus">False</property>
+                <property name="margin_left">10</property>
+                <property name="margin_right">10</property>
                 <property name="label" translatable="yes">Loading data...</property>
               </object>
               <packing>
diff --git a/app/ui/dialogs.py b/app/ui/dialogs.py
index bf5edc50..f72f9c1b 100644
--- a/app/ui/dialogs.py
+++ b/app/ui/dialogs.py
@@ -52,12 +52,17 @@ class WaitDialog:
         builder, dialog = get_dialog_from_xml(DialogType.WAIT, transient)
         self._dialog = dialog
         self._dialog.set_transient_for(transient)
-        if text is not None:
-            builder.get_object("wait_dialog_label").set_text(text)
+        self._label = builder.get_object("wait_dialog_label")
+        self._default_text = text or self._label.get_text()
 
-    def show(self):
+    def show(self, text=None):
+        self.set_text(text)
         self._dialog.show()
 
+    @run_idle
+    def set_text(self, text):
+        self._label.set_text(get_message(text or self._default_text))
+
     @run_idle
     def hide(self):
         self._dialog.hide()