diff --git a/src/table/sprites.h b/src/table/sprites.h
--- a/src/table/sprites.h
+++ b/src/table/sprites.h
@@ -145,7 +145,7 @@ enum Sprites {
 	AQUEDUCT_SPRITE_COUNT = 8,
 
 	/* Sprites for 'highlighting' tracks on sloped land. */
- 	SPR_TRACKS_FOR_SLOPES_BASE        = SPR_AQUEDUCT_BASE + AQUEDUCT_SPRITE_COUNT,
+	SPR_TRACKS_FOR_SLOPES_BASE        = SPR_AQUEDUCT_BASE + AQUEDUCT_SPRITE_COUNT,
 	SPR_TRACKS_FOR_SLOPES_RAIL_BASE   = SPR_TRACKS_FOR_SLOPES_BASE + 0,
 	SPR_TRACKS_FOR_SLOPES_MONO_BASE   = SPR_TRACKS_FOR_SLOPES_BASE + 4,
 	SPR_TRACKS_FOR_SLOPES_MAGLEV_BASE = SPR_TRACKS_FOR_SLOPES_BASE + 8,