diff --git a/wayland/sway-tiny/build b/wayland/sway-tiny/build
index c100a567..e2dc11a7 100755
--- a/wayland/sway-tiny/build
+++ b/wayland/sway-tiny/build
@@ -7,6 +7,11 @@ sed 's/\(const long NSEC\)/static \1/' \
     subprojects/seatd/common/log.c > _
 mv -f _ subprojects/seatd/common/log.c
 
+# Default background color.
+sed 's/0.25f, 0.25f, 0.25f/0.929, 0.870, 0.678/' \
+    sway/desktop/render.c > _
+mv -f _ sway/desktop/render.c
+
 export DESTDIR="$1"
 export CFLAGS="$CFLAGS -Wno-unused-function -Wno-error"