diff --git a/django/db/backends/sqlite3/base.py b/django/db/backends/sqlite3/base.py
index f495ff39a1f..feae360567e 100644
--- a/django/db/backends/sqlite3/base.py
+++ b/django/db/backends/sqlite3/base.py
@@ -301,7 +301,7 @@ class DatabaseWrapper(BaseDatabaseWrapper):
                     for column_name, (
                         referenced_column_name,
                         referenced_table_name,
-                    ) in relations:
+                    ) in relations.items():
                         cursor.execute(
                             """
                             SELECT REFERRING.`%s`, REFERRING.`%s` FROM `%s` as REFERRING
diff --git a/docs/releases/4.1.1.txt b/docs/releases/4.1.1.txt
index f97015b9fa0..2e4782f9040 100644
--- a/docs/releases/4.1.1.txt
+++ b/docs/releases/4.1.1.txt
@@ -52,3 +52,6 @@ Bugfixes
 
 * Reallowed, following a regression in Django 4.1, creating reverse foreign key
   managers on unsaved instances (:ticket:`33952`).
+
+* Fixed a regression in Django 4.1 that caused a migration crash on SQLite <
+  3.20 (:ticket:`33960`).