diff --git a/data/prefs.ui b/data/prefs.ui
index 903ce6ee57250d41849946bf08364cbadc9c28c3..1c53d56d7830bcb35c82648c13cafd2941c22bbd 100644
--- a/data/prefs.ui
+++ b/data/prefs.ui
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  SPDX-FileCopyrightText: 2020-2021 Bruce Cowan <bruce@bcowan.me.uk>
+  SPDX-FileCopyrightText: 2020-2022 Bruce Cowan <bruce@bcowan.me.uk>
 
   SPDX-License-Identifier: GPL-3.0-or-later
 -->
@@ -29,6 +29,7 @@
   </object>
   <template class="RugbyPrefWindow" parent="GtkWindow">
     <property name="title">Preferences</property>
+    <property name="modal">True</property>
     <child>
       <object class="GtkBox">
         <property name="orientation">vertical</property>
diff --git a/src/main.c b/src/main.c
index d94fc32f4f8502da681603df74d24baf8c48e5f8..7f3c6d4266c3e411879a10dbb9b3f82d70358c00 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2012-2021 Bruce Cowan <bruce@bcowan.me.uk>
+ * SPDX-FileCopyrightText: 2012-2022 Bruce Cowan <bruce@bcowan.me.uk>
  * SPDX-License-Identifier: GPL-3.0-or-later
  */
 
@@ -33,7 +33,7 @@ about_activated (G_GNUC_UNUSED GSimpleAction *simple,
     gtk_show_about_dialog (window,
                            "logo-icon-name", "face-wink",
                            "program-name", "Rugby",
-                           "copyright", "Copyright 2012–2021 Bruce Cowan",
+                           "copyright", "Copyright 2012–2022 Bruce Cowan",
                            "license-type", GTK_LICENSE_GPL_3_0,
                            "authors", authors,
                            "comments", "Rugby scores possiblities program",