diff --git a/src/item-bar.c b/src/item-bar.c
index de91873..7d23dcd 100644
--- a/src/item-bar.c
+++ b/src/item-bar.c
@@ -299,7 +299,7 @@ ib_draw_cell (ItemBar const * const ib, GdkDrawable *drawable,
 	gdk_draw_rectangle (drawable, gc, TRUE,
 		rect->x + 1, rect->y + 1, rect->width - 1, rect->height - 1);
 	gtk_paint_shadow (canvas->style, drawable, GTK_STATE_NORMAL, shadow,
-			  NULL, NULL, "GnmItemBarCell",
+			  NULL, canvas, "GnmItemBarCell",
 			  rect->x, rect->y, rect->width + 1, rect->height + 1);
 
 	g_return_if_fail (font != NULL);
diff --git a/src/sheet-control-gui.c b/src/sheet-control-gui.c
index 7e61530..6bf5347 100644
--- a/src/sheet-control-gui.c
+++ b/src/sheet-control-gui.c
@@ -601,7 +601,7 @@ cb_select_all_btn_expose (GtkWidget *widget, GdkEventExpose *event, SheetControl
 			    TRUE,
 			    offset + 1, 1, widget->allocation.width - 1, widget->allocation.height - 1);
 	gtk_paint_shadow (widget->style, widget->window, GTK_STATE_NORMAL, GTK_SHADOW_OUT,
-			  NULL, NULL, "GnmItemBarCell",
+			  NULL, widget, "GnmItemBarCell",
 			  offset, 0, widget->allocation.width + 1, widget->allocation.height + 1);
 }