diff --git a/panels/sound/cc-output-test-dialog.ui b/panels/sound/cc-output-test-dialog.ui
index d5e16132d..8d84e275e 100644
--- a/panels/sound/cc-output-test-dialog.ui
+++ b/panels/sound/cc-output-test-dialog.ui
@@ -68,7 +68,7 @@
             <child>
               <object class="GtkImage">
                 <property name="visible">True</property>
-                <property name="icon_name">avatar-default</property>
+                <property name="icon_name">avatar-default-symbolic</property>
                 <property name="pixel_size">64</property>
               </object>
               <packing>