diff -Naurbd mutt-1.5.6~orig/menu.c mutt-1.5.6/menu.c
--- mutt-1.5.6~orig/menu.c	2004-02-12 01:00:30.537293896 +0000
+++ mutt-1.5.6/menu.c	2004-02-12 01:00:35.748501672 +0000
@@ -45,6 +45,7 @@
   {
     if (*s < M_TREE_MAX)
     {
+#ifndef USE_SLANG_CURSES
       if (do_color)
       {
 	pair_content(PAIR_NUMBER(ColorDefs[MT_COLOR_TREE]), &f1, &b1);
@@ -52,6 +53,7 @@
 	if (b1 == b2)
 	  SETCOLOR (MT_COLOR_TREE);
       }
+#endif
       while (*s && *s < M_TREE_MAX)
       {
 	switch (*s)