diff --git a/mods/example/rules/palettes.yaml b/mods/example/rules/palettes.yaml
index 7fbfd04..de20b12 100644
--- a/mods/example/rules/palettes.yaml
+++ b/mods/example/rules/palettes.yaml
@@ -5,6 +5,8 @@
 		Name: effect
 	PaletteFromGrayscale@chrome:
 		Name: chrome
+	PaletteFromGrayscale@terrain:
+		Name: terrain
 	PlayerColorPalette@player:
 		BasePalette: greyscale
 	PlayerColorShift: