diff --git a/gtk/gtkimage.c b/gtk/gtkimage.c
index 2932a0d797..5d6e7150cc 100644
--- a/gtk/gtkimage.c
+++ b/gtk/gtkimage.c
@@ -134,7 +134,8 @@
  *
  * # CSS nodes
  *
- * GtkImage has a single CSS node with the name image.
+ * GtkImage has a single CSS node with the name image. The style classes
+ * may appear on image CSS nodes: .icon-dropshadow, .lowres-icon.
  */
 
 
diff --git a/gtk/ui/gtkaboutdialog.ui b/gtk/ui/gtkaboutdialog.ui
index 901c13f04d..adfbfb7af6 100644
--- a/gtk/ui/gtkaboutdialog.ui
+++ b/gtk/ui/gtkaboutdialog.ui
@@ -33,6 +33,9 @@
             <property name="spacing">12</property>
             <child>
               <object class="GtkImage" id="logo_image">
+                <style>
+                  <class name="icon-dropshadow"/>
+                </style>
                 <property name="visible">1</property>
                 <property name="icon-name">image-missing</property>
               </object>
diff --git a/gtk/ui/gtkappchooserwidget.ui b/gtk/ui/gtkappchooserwidget.ui
index 6e158ec4d5..c984cf85bb 100644
--- a/gtk/ui/gtkappchooserwidget.ui
+++ b/gtk/ui/gtkappchooserwidget.ui
@@ -75,7 +75,12 @@
                       <object class="GtkCellRendererText" id="secondary_padding"/>
                     </child>
                     <child>
-                      <object class="GtkCellRendererPixbuf" id="app_icon"/>
+                      <object class="GtkCellRendererPixbuf" id="app_icon">
+                        <style>
+                          <class name="lowres-icon"/>
+                        </style>
+                        <property name="stock-size">5</property>
+                      </object>
                       <attributes>
                         <attribute name="gicon">1</attribute>
                       </attributes>