diff --git a/data/preferences.ui b/data/preferences.ui
index fa44772..8001785 100644
--- a/data/preferences.ui
+++ b/data/preferences.ui
@@ -248,7 +248,7 @@
                     <property name="visible">True</property>
                     <property name="can_focus">False</property>
                     <property name="xalign">0</property>
-                    <property name="label" translatable="yes" comments="Preferences Dialog: Label before opposing player combo box">Opposing Player:</property>
+                    <property name="label" translatable="yes" comments="Preferences Dialog: Label before opposing player combo box">Opposing player:</property>
                   </object>
                   <packing>
                     <property name="top_attach">1</property>
@@ -394,7 +394,7 @@
                     <property name="visible">True</property>
                     <property name="can_focus">False</property>
                     <property name="xalign">0</property>
-                    <property name="label" translatable="yes" comments="New Game Dialog: Label before game timer settings">Game Duration:</property>
+                    <property name="label" translatable="yes" comments="New Game Dialog: Label before game timer settings">Game duration:</property>
                     <property name="use_underline">True</property>
                     <property name="mnemonic_widget">duration_combo</property>
                   </object>
@@ -492,7 +492,7 @@
                     <property name="can_focus">False</property>
                     <child>
                       <object class="GtkCheckButton" id="show_3d_check">
-                        <property name="label" translatable="yes" comments="Preferences Dialog: Check box for selecting if 3D view is available">3_D Chess View</property>
+                        <property name="label" translatable="yes" comments="Preferences Dialog: Check box for selecting if 3D view is available">3_D chess view</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
@@ -525,7 +525,7 @@
                         </child>
                         <child>
                           <object class="GtkCheckButton" id="show_3d_smooth_check">
-                            <property name="label" translatable="yes" comments="Preferences Dialog: Check box for selecting if the 3D view is smoothed (anti-aliased)">_Smooth Display</property>
+                            <property name="label" translatable="yes" comments="Preferences Dialog: Check box for selecting if the 3D view is smoothed (anti-aliased)">_Smooth display</property>
                             <property name="visible">True</property>
                             <property name="sensitive">False</property>
                             <property name="can_focus">True</property>
@@ -559,7 +559,7 @@
                             <property name="visible">True</property>
                             <property name="can_focus">False</property>
                             <property name="xalign">0</property>
-                            <property name="label" translatable="yes" comments="Preferences Dialog: Label before piece style combo box">Piece Style:</property>
+                            <property name="label" translatable="yes" comments="Preferences Dialog: Label before piece style combo box">Piece style:</property>
                           </object>
                           <packing>
                             <property name="x_options">GTK_FILL</property>
@@ -593,7 +593,7 @@
                     </child>
                     <child>
                       <object class="GtkCheckButton" id="show_history_check">
-                        <property name="label" translatable="yes" comments="Preferences Dialog: Check box for selecting if history browser is visible">Show _History</property>
+                        <property name="label" translatable="yes" comments="Preferences Dialog: Check box for selecting if history browser is visible">Show _history</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
@@ -609,7 +609,7 @@
                     </child>
                     <child>
                       <object class="GtkCheckButton" id="show_move_hints_check">
-                        <property name="label" translatable="yes" comments="Preferences Dialog: Check box for selecting if move hints are visible">_Move Hints</property>
+                        <property name="label" translatable="yes" comments="Preferences Dialog: Check box for selecting if move hints are visible">_Move hints</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
@@ -625,7 +625,7 @@
                     </child>
                     <child>
                       <object class="GtkCheckButton" id="show_numbering_check">
-                        <property name="label" translatable="yes" comments="Preferences Dialog: Check box for selecting if board numbering is visible">_Board Numbering</property>
+                        <property name="label" translatable="yes" comments="Preferences Dialog: Check box for selecting if board numbering is visible">_Board numbering</property>
                         <property name="visible">True</property>
                         <property name="can_focus">True</property>
                         <property name="receives_default">False</property>
@@ -651,7 +651,7 @@
                     <property name="visible">True</property>
                     <property name="can_focus">False</property>
                     <property name="xalign">0</property>
-                    <property name="label" translatable="yes" comments="Preferences Dialog: Label before board orientation combo box">Board Orientation:</property>
+                    <property name="label" translatable="yes" comments="Preferences Dialog: Label before board orientation combo box">Board orientation:</property>
                   </object>
                   <packing>
                     <property name="x_options">GTK_FILL</property>
@@ -663,7 +663,7 @@
                     <property name="visible">True</property>
                     <property name="can_focus">False</property>
                     <property name="xalign">0</property>
-                    <property name="label" translatable="yes" comments="Preferences Dialog: Label before move format combo box">Move Format:</property>
+                    <property name="label" translatable="yes" comments="Preferences Dialog: Label before move format combo box">Move format:</property>
                   </object>
                   <packing>
                     <property name="top_attach">1</property>