Added more const.

1 files changed, 1 insertions, 1 deletions

diff --git a/xs_url.h b/xs_url.h
index 69313b6..488a65f 100644
--- a/xs_url.h
+++ b/xs_url.h
@@ -52,7 +52,7 @@ xs_dict *xs_url_vars(const char *str)
         xs *args = xs_split(str, "&");
 
         xs_list *l;
-        xs_val *v;
+        const xs_val *v;
 
         l = args;
         while (xs_list_iter(&l, &v)) {