1 files changed, 1 insertions, 1 deletions
diff --git a/src/list.h b/src/list.h
index 76dde0a..33bdf3e 100644
--- a/src/list.h
+++ b/src/list.h
@@ -45,7 +45,7 @@ void *copy_num(void *);
 /* upon failure return 1 */
 BOOL copy_list(List *dest, List *source, copyer copyf);
 
-void *list_nth(const List * const ls, NUM n);
+void *list_nth(CCR_MOD(List *) ls, NUM n);
 
 NUM list_length(const List * const restrict ls);