diff --git a/gtk/gtkflowbox.c b/gtk/gtkflowbox.c
index f511fa0a63..820caaeb7e 100644
--- a/gtk/gtkflowbox.c
+++ b/gtk/gtkflowbox.c
@@ -2443,6 +2443,8 @@ gtk_flow_box_snapshot (GtkWidget   *widget,
 
   gtk_widget_get_allocation (widget, &allocation);
 
+  gtk_widget_get_allocation (widget, &allocation);
+
   x = allocation.x;
   y = allocation.y;
   width = allocation.width;