diff --git a/dat/Valkyrie.des b/dat/Valkyrie.des
index ebae19526..252c6ce82 100644
--- a/dat/Valkyrie.des
+++ b/dat/Valkyrie.des
@@ -1,4 +1,4 @@
-# NetHack 3.6	Valkyrie.des	$NHDT-Date: 1553787633 2019/03/28 15:40:33 $  $NHDT-Branch: NetHack-3.6.2-beta01 $:$NHDT-Revision: 1.14 $
+# NetHack 3.6	Valkyrie.des	$NHDT-Date: 1553807172 2019/03/28 21:06:12 $  $NHDT-Branch: NetHack-3.6.2-beta01 $:$NHDT-Revision: 1.15 $
 #	Copyright (c) 1989 by Jean-Christophe Collet
 #	Copyright (c) 1991-2 by M. Stephenson
 # NetHack may be freely redistributed.  See license for details.
@@ -216,7 +216,8 @@ REGION:(00,00,34,16),lit,"ordinary"
 STAIR:(45,10),up
 # Non diggable walls
 NON_DIGGABLE:(00,00,34,16)
-# Drawbridges; northern one opens to the south, southern one to the north
+# Drawbridges; northern one opens from the south (portcullis) to further
+# north (lowered span), southern one from the north to further south
 DRAWBRIDGE:(17,02),south,random
 IF [75%] {
    DRAWBRIDGE:(17,14),north,open