diff -r 21082350a590 -r b0bdff7d8203 src/array_list.c
--- a/src/array_list.c	Sun Nov 20 16:58:51 2022 +0100
+++ b/src/array_list.c	Sun Nov 20 17:06:00 2022 +0100
@@ -250,9 +250,14 @@
         return 1;
     }
 
-    cx_array_list *arl = (cx_array_list *) list;
+    /* short-circuit removal of last element */
+    if (index == list->size - 1) {
+        list->size--;
+        return 0;
+    }
 
     /* just move the elements starting at index to the left */
+    cx_array_list *arl = (cx_array_list *) list;
     int result = cx_array_copy(
             &arl->data,
             &list->size,