diff --git a/src/r_draw.c b/src/r_draw.c
index 96554fad3..c3d4efae3 100644
--- a/src/r_draw.c
+++ b/src/r_draw.c
@@ -447,7 +447,7 @@ static void R_GenerateTranslationColormap(UINT8 *dest_colormap, INT32 skinnum, U
 		I_Error("Invalid skin color #%hu.", (UINT16)color);
 
 	if (skinnum < 0 && skinnum > TC_DEFAULT)
-		I_Error("Invalid non-translation skin number %d.", skinnum);
+		I_Error("Invalid translation colormap index %d.", skinnum);
 
 	starttranscolor = (skinnum != TC_DEFAULT) ? skins[skinnum].starttranscolor : DEFAULT_STARTTRANSCOLOR;