diff --git a/dumpnodes/mkcolors b/dumpnodes/mkcolors
index 8e3fe4e..12d9106 100755
--- a/dumpnodes/mkcolors
+++ b/dumpnodes/mkcolors
@@ -44,7 +44,7 @@ done \
 	-e 's/^(default:river_water_[a-z]+) [0-9 ]+$/\1 59 99 159 192 224/' \
 	-e 's/^(default:lava_[a-z]+) [0-9 ]+$/\1 255 100 0/' \
 	-e 's/^(default:[a-z_]*glass[_a-z0-9]*) ([0-9 ]+)$/\1 \2 64 16/' \
-	-e 's/^(xpanes:bar_[0-9]*) ([0-9 ]+)$/\1 64 64 64/' \
+	-e 's/^(xpanes:bar_[0-9]+) 0 0 0$/\1 64 64 64/' \
 	-e 's/^(xpanes:pane_[0-9]*) ([0-9 ]+)$/\1 192 192 227 64 16/' \
 > colors.txt