From 5c80eeb686626e5ac1a945a4952abd4b936542f8 Mon Sep 17 00:00:00 2001
From: henz <henz@comp.nus.edu.sg>
Date: Mon, 1 Jul 2024 20:53:52 +0800
Subject: [PATCH] fixes #1000

---
 xml/chapter3/section3/subsection3.xml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xml/chapter3/section3/subsection3.xml b/xml/chapter3/section3/subsection3.xml
index 1ac26c93a..7876eb04f 100644
--- a/xml/chapter3/section3/subsection3.xml
+++ b/xml/chapter3/section3/subsection3.xml
@@ -439,7 +439,7 @@ function insert(key_1, key_2, value, table) {
         set_tail(table,
                  pair(list(key_1, pair(key_2, value)), tail(table)));
     } else {
-        const record = assoc(key_2, tail(table));
+        const record = assoc(key_2, tail(subtable));
         if (is_undefined(record)) {
             set_tail(subtable,
                      pair(pair(key_2, value), tail(subtable)));