diff --git a/svx/uiconfig/ui/addinstancedialog.ui b/svx/uiconfig/ui/addinstancedialog.ui
index ebde1185103f..c76f217bba08 100644
--- a/svx/uiconfig/ui/addinstancedialog.ui
+++ b/svx/uiconfig/ui/addinstancedialog.ui
@@ -1,35 +1,32 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.22.1 -->
+<!-- Generated with glade 3.40.0 -->
 <interface domain="svx">
   <requires lib="gtk+" version="3.20"/>
   <object class="GtkDialog" id="AddInstanceDialog">
-    <property name="can_focus">False</property>
-    <property name="border_width">6</property>
+    <property name="can-focus">False</property>
+    <property name="border-width">6</property>
     <property name="title" translatable="yes" context="addinstancedialog|AddInstanceDialog">Add Instance</property>
     <property name="modal">True</property>
-    <property name="default_width">0</property>
-    <property name="default_height">0</property>
-    <property name="type_hint">dialog</property>
-    <child>
-      <placeholder/>
-    </child>
+    <property name="default-width">0</property>
+    <property name="default-height">0</property>
+    <property name="type-hint">dialog</property>
     <child internal-child="vbox">
       <object class="GtkBox" id="dialog-vbox1">
-        <property name="can_focus">False</property>
+        <property name="can-focus">False</property>
         <property name="orientation">vertical</property>
         <property name="spacing">12</property>
         <child internal-child="action_area">
           <object class="GtkButtonBox" id="dialog-action_area1">
-            <property name="can_focus">False</property>
-            <property name="layout_style">end</property>
+            <property name="can-focus">False</property>
+            <property name="layout-style">end</property>
             <child>
               <object class="GtkButton" id="ok">
                 <property name="label" translatable="yes" context="stock">_OK</property>
                 <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="can_default">True</property>
-                <property name="has_default">True</property>
-                <property name="receives_default">True</property>
+                <property name="can-focus">True</property>
+                <property name="can-default">True</property>
+                <property name="has-default">True</property>
+                <property name="receives-default">True</property>
                 <property name="use-underline">True</property>
               </object>
               <packing>
@@ -42,8 +39,8 @@
               <object class="GtkButton" id="cancel">
                 <property name="label" translatable="yes" context="stock">_Cancel</property>
                 <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="receives_default">True</property>
+                <property name="can-focus">True</property>
+                <property name="receives-default">True</property>
                 <property name="use-underline">True</property>
               </object>
               <packing>
@@ -56,8 +53,8 @@
               <object class="GtkButton" id="help">
                 <property name="label" translatable="yes" context="stock">_Help</property>
                 <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="receives_default">True</property>
+                <property name="can-focus">True</property>
+                <property name="receives-default">True</property>
                 <property name="use-underline">True</property>
               </object>
               <packing>
@@ -71,115 +68,115 @@
           <packing>
             <property name="expand">False</property>
             <property name="fill">True</property>
-            <property name="pack_type">end</property>
+            <property name="pack-type">end</property>
             <property name="position">0</property>
           </packing>
         </child>
         <child>
-          <!-- n-columns=1 n-rows=1 -->
+          <!-- n-columns=3 n-rows=4 -->
           <object class="GtkGrid" id="grid3">
             <property name="visible">True</property>
-            <property name="can_focus">False</property>
+            <property name="can-focus">False</property>
             <property name="hexpand">True</property>
-            <property name="row_spacing">6</property>
-            <property name="column_spacing">12</property>
+            <property name="row-spacing">6</property>
+            <property name="column-spacing">12</property>
             <child>
               <object class="GtkEntry" id="name">
                 <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="activates_default">True</property>
+                <property name="can-focus">True</property>
+                <property name="activates-default">True</property>
+                <property name="width-chars">46</property>
                 <property name="truncate-multiline">True</property>
-                <property name="width_chars">46</property>
               </object>
               <packing>
-                <property name="left_attach">1</property>
-                <property name="top_attach">0</property>
+                <property name="left-attach">1</property>
+                <property name="top-attach">0</property>
                 <property name="width">2</property>
               </packing>
             </child>
             <child>
               <object class="GtkLabel" id="label2">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
+                <property name="can-focus">False</property>
                 <property name="label" translatable="yes" context="addinstancedialog|label2">_Name:</property>
-                <property name="use_underline">True</property>
-                <property name="mnemonic_widget">name</property>
+                <property name="use-underline">True</property>
+                <property name="mnemonic-widget">name</property>
                 <property name="xalign">1</property>
               </object>
               <packing>
-                <property name="left_attach">0</property>
-                <property name="top_attach">0</property>
+                <property name="left-attach">0</property>
+                <property name="top-attach">0</property>
               </packing>
             </child>
             <child>
               <object class="GtkLabel" id="alttitle">
-                <property name="can_focus">False</property>
-                <property name="no_show_all">True</property>
+                <property name="can-focus">False</property>
+                <property name="no-show-all">True</property>
                 <property name="label" translatable="yes" context="addinstancedialog|alttitle">Edit Instance</property>
               </object>
               <packing>
-                <property name="left_attach">0</property>
-                <property name="top_attach">3</property>
+                <property name="left-attach">0</property>
+                <property name="top-attach">3</property>
                 <property name="width">3</property>
               </packing>
             </child>
             <child>
               <object class="GtkLabel" id="urlft">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
+                <property name="can-focus">False</property>
                 <property name="label" translatable="yes" context="addinstancedialog|urlft">_URL:</property>
-                <property name="use_underline">True</property>
-                <property name="mnemonic_widget">url</property>
+                <property name="use-underline">True</property>
+                <property name="mnemonic-widget">url</property>
                 <property name="xalign">1</property>
               </object>
               <packing>
-                <property name="left_attach">0</property>
-                <property name="top_attach">1</property>
+                <property name="left-attach">0</property>
+                <property name="top-attach">1</property>
               </packing>
             </child>
             <child>
               <object class="GtkComboBoxText" id="url">
                 <property name="visible">True</property>
-                <property name="can_focus">False</property>
+                <property name="can-focus">False</property>
                 <property name="hexpand">True</property>
-                <property name="has_entry">True</property>
+                <property name="has-entry">True</property>
                 <child internal-child="entry">
                   <object class="GtkEntry">
+                    <property name="can-focus">True</property>
                     <property name="truncate-multiline">True</property>
-                    <property name="can_focus">True</property>
                   </object>
                 </child>
               </object>
               <packing>
-                <property name="left_attach">1</property>
-                <property name="top_attach">1</property>
+                <property name="left-attach">1</property>
+                <property name="top-attach">1</property>
               </packing>
             </child>
             <child>
               <object class="GtkButton" id="browse">
                 <property name="label" translatable="yes" context="addinstancedialog|browse">_Browse...</property>
                 <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="receives_default">True</property>
-                <property name="use_underline">True</property>
+                <property name="can-focus">True</property>
+                <property name="receives-default">True</property>
+                <property name="use-underline">True</property>
               </object>
               <packing>
-                <property name="left_attach">2</property>
-                <property name="top_attach">1</property>
+                <property name="left-attach">2</property>
+                <property name="top-attach">1</property>
               </packing>
             </child>
             <child>
               <object class="GtkCheckButton" id="link">
                 <property name="label" translatable="yes" context="addinstancedialog|link">_Link instance</property>
                 <property name="visible">True</property>
-                <property name="can_focus">True</property>
-                <property name="receives_default">False</property>
-                <property name="use_underline">True</property>
-                <property name="draw_indicator">True</property>
+                <property name="can-focus">True</property>
+                <property name="receives-default">False</property>
+                <property name="use-underline">True</property>
+                <property name="draw-indicator">True</property>
               </object>
               <packing>
-                <property name="left_attach">0</property>
-                <property name="top_attach">2</property>
+                <property name="left-attach">0</property>
+                <property name="top-attach">2</property>
                 <property name="width">3</property>
               </packing>
             </child>