1 files changed, 3 insertions, 2 deletions
diff --git a/dw/ui.hh b/dw/ui.hh
index e6d98670..d46705fe 100644
--- a/dw/ui.hh
+++ b/dw/ui.hh
@@ -20,8 +20,9 @@ namespace core {
  * \dot
  * digraph G {
  *    node [shape=record, fontname=Helvetica, fontsize=10];
- *    edge [arrowhead="none", arrowtail="empty", labelfontname=Helvetica,
- *          labelfontsize=10, color="#404040", labelfontcolor="#000080"];
+ *    edge [arrowhead="none", arrowtail="empty", dir="both",
+ *          labelfontname=Helvetica, labelfontsize=10, color="#404040",
+ *          labelfontcolor="#000080"];
  *    fontname=Helvetica; fontsize=10;
  *
  *    subgraph cluster_core {