diff --git a/src/r_things.c b/src/r_things.c
index a328da03a..2f01ac7f6 100644
--- a/src/r_things.c
+++ b/src/r_things.c
@@ -988,7 +988,7 @@ static void R_DrawPrecipitationVisSprite(vissprite_t *vis)
 
 //
 // R_SplitSprite
-// runs through a sector's lightlist and
+// runs through a sector's lightlist and Knuckles
 static void R_SplitSprite(vissprite_t *sprite)
 {
 	INT32 i, lightnum, lindex;