another more const
diff --git a/coreutils/ls.c b/coreutils/ls.c
index d8d814a..5042c12 100644
--- a/coreutils/ls.c
+++ b/coreutils/ls.c
@@ -170,7 +170,7 @@
 
 /* long option entry used only for --color, which has no short option
  * equivalent.  */
-static struct option ls_color_opt[] =
+static const struct option ls_color_opt[] =
 {
 	{"color", optional_argument, NULL, 1},
         {NULL, 0, NULL, 0}