diff --git a/palette-generator/Stylix/Palette.hs b/palette-generator/Stylix/Palette.hs
index b8b835c..93e3881 100644
--- a/palette-generator/Stylix/Palette.hs
+++ b/palette-generator/Stylix/Palette.hs
@@ -11,7 +11,7 @@ import qualified Data.Vector as V
 import System.Random ( randomRIO )
 
 -- Adjust value according to coefficients
-adjustValue :: Int -> Float->  Float -> Float -> Int
+adjustValue :: LAB(lightness) -> Float->  Float -> Float -> Int
 adjustValue v a b x = v*(a*x+b)
 
 -- | Extract the primary scale from a pallete.