diff --git a/src/lua_hudlib.c b/src/lua_hudlib.c
index 50bd9b35d..15b5be728 100644
--- a/src/lua_hudlib.c
+++ b/src/lua_hudlib.c
@@ -1128,9 +1128,31 @@ static int libd_getColormap(lua_State *L)
 		{
 			if (skinnum >= MAXSKINS)
 				return luaL_error(L, "skin number %d is out of range (>%d)", skinnum, MAXSKINS-1);
-			else if (skinnum < 0 && skinnum > TC_DEFAULT)
+			else if (skinnum < TC_BOSS && skinnum > MAXSKINS)
 			{
-				skinnum = TC_DEFAULT;
+				return luaL_error(L, "skin number %d is out of range (%d - %d)", skinnum, TC_BOSS, MAXSKINS-1);
+			}
+
+			switch(skinnum)
+			{
+				case -6:
+					skinnum = TC_BLINK;
+					break;
+				case -5:
+					skinnum = TC_RAINBOW;
+					break;
+				case -4:
+					skinnum = TC_ALLWHITE;
+					break;
+				case -3:
+					skinnum = TC_METALSONIC;
+					break;
+				case -2:
+					skinnum = TC_BOSS;
+					break;
+				case -1:
+					skinnum = TC_DEFAULT;
+					break;
 			}
 		}
 		else