diff --git a/omemo/config_dialog.ui b/omemo/config_dialog.ui
index 5944a2e..7c254aa 100644
--- a/omemo/config_dialog.ui
+++ b/omemo/config_dialog.ui
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.18.3 -->
+<!-- Generated with glade 3.20.2 -->
 <interface>
-  <requires lib="gtk+" version="3.0"/>
+  <requires lib="gtk+" version="3.20"/>
   <object class="GtkListStore" id="account_store">
     <columns>
       <!-- column-name accounts -->
@@ -170,11 +170,11 @@
         </child>
         <child>
           <object class="GtkImage" id="qrcode">
-            <property name="visible">True</property>
             <property name="can_focus">False</property>
-            <property name="xalign">0</property>
+            <property name="no_show_all">True</property>
+            <property name="halign">start</property>
             <property name="stock">gtk-missing-image</property>
-            <property name="icon_size">0</property>
+            <property name="icon_size">1</property>
           </object>
           <packing>
             <property name="expand">True</property>
diff --git a/omemo/ui.py b/omemo/ui.py
index 5b2c6da..3b708f3 100644
--- a/omemo/ui.py
+++ b/omemo/ui.py
@@ -350,10 +350,13 @@ class OMEMOConfigDialog(GajimPluginConfigDialog):
         if PILLOW:
             path = self.get_qrcode(
                 app.get_jid_from_account(account), deviceid, ownfpr[2:])
-            self.qrcode.set_from_pixbuf(GdkPixbuf.Pixbuf.new_from_file(path))
+            pixbuf = GdkPixbuf.Pixbuf.new_from_file(path)
+            self.qrcode.set_from_pixbuf(pixbuf)
+            self.qrcode.show()
             self.qrinfo.hide()
         else:
             self.qrinfo.show()
+            self.qrcode.hide()
 
 
 class FingerprintWindow(Gtk.Dialog):