diff --git a/panels/sound/gvc-mixer-dialog.c b/panels/sound/gvc-mixer-dialog.c
index 6d269dbe6..c4860a2ff 100644
--- a/panels/sound/gvc-mixer-dialog.c
+++ b/panels/sound/gvc-mixer-dialog.c
@@ -1834,6 +1834,7 @@ gvc_mixer_dialog_constructor (GType                  type,
                                         GTK_POLICY_AUTOMATIC);
         gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (box),
                                              GTK_SHADOW_IN);
+        gtk_scrolled_window_set_min_content_height (GTK_SCROLLED_WINDOW (box), 150);
         gtk_container_add (GTK_CONTAINER (box), self->priv->hw_treeview);
         gtk_container_add (GTK_CONTAINER (alignment), box);