diff --git a/tests/queries/0_stateless/03122_analyzer_collate_in_window_function.reference b/tests/queries/0_stateless/03122_analyzer_collate_in_window_function.reference
new file mode 100644
index 00000000000..14933280e02
--- /dev/null
+++ b/tests/queries/0_stateless/03122_analyzer_collate_in_window_function.reference
@@ -0,0 +1,3 @@
+北京	['北京']
+上海	['北京','上海']
+西安	['北京','上海','西安']
diff --git a/tests/queries/0_stateless/03122_analyzer_collate_in_window_function.sql b/tests/queries/0_stateless/03122_analyzer_collate_in_window_function.sql
new file mode 100644
index 00000000000..71ac905838d
--- /dev/null
+++ b/tests/queries/0_stateless/03122_analyzer_collate_in_window_function.sql
@@ -0,0 +1,6 @@
+-- https://github.com/ClickHouse/ClickHouse/issues/44039
+create table test_window_collate(c1 String, c2 String) engine=MergeTree order by c1;
+insert into test_window_collate values('1', '上海');
+insert into test_window_collate values('1', '北京');
+insert into test_window_collate values('1', '西安');
+select c2, groupArray(c2) over (partition by c1 order by c2  asc collate 'zh_Hans_CN') as res from test_window_collate order by c2  asc collate 'zh_Hans_CN';