diff -r dfd0403ff8b6 -r 2e6e9d9f2159 src/list.c
--- a/src/list.c	Wed Feb 08 18:56:58 2023 +0100
+++ b/src/list.c	Wed Feb 08 20:26:09 2023 +0100
@@ -95,6 +95,14 @@
     return list->climpl->remove(list, index);
 }
 
+static int cx_pl_swap(
+        struct cx_list_s *list,
+        size_t i,
+        size_t j
+) {
+    return list->climpl->swap(list, i, j);
+}
+
 static void *cx_pl_at(
         struct cx_list_s const *list,
         size_t index
@@ -155,6 +163,7 @@
         cx_pl_insert_array,
         cx_pl_insert_iter,
         cx_pl_remove,
+        cx_pl_swap,
         cx_pl_at,
         cx_pl_find,
         cx_pl_sort,