--- a/share/hedgewars/Data/Themes/Underwater/theme.cfg	Mon Feb 12 23:37:08 2018 +0100
+++ b/share/hedgewars/Data/Themes/Underwater/theme.cfg	Wed Feb 14 02:26:59 2018 +0100
@@ -3,6 +3,9 @@
 water-top = 0, 0, 0
 water-bottom = 0, 0, 0
 water-opacity = $FF
+sd-water-top = 0, 0, 0
+sd-water-bottom = 0, 0, 0
+sd-water-opacity = $FF
 music = underwater.ogg
 clouds = 9
 flatten-clouds = yes