diff --git a/tests/queries/0_stateless/01280_ttl_where_group_by.reference b/tests/queries/0_stateless/01280_ttl_where_group_by.reference
index dead0a5aac3..ad20d38f2e6 100644
--- a/tests/queries/0_stateless/01280_ttl_where_group_by.reference
+++ b/tests/queries/0_stateless/01280_ttl_where_group_by.reference
@@ -1,8 +1,8 @@
 1	1	0	4
 1	2	3	7
 1	3	0	5
-2	1	20	1
 2	1	0	1
+2	1	20	1
 1	1	[0,2,3]	4
 1	1	[5,4,1]	13
 1	3	[1,0,1,0]	17
diff --git a/tests/queries/0_stateless/01280_ttl_where_group_by.sh b/tests/queries/0_stateless/01280_ttl_where_group_by.sh
index 673e8dbe6d6..9b05606f928 100755
--- a/tests/queries/0_stateless/01280_ttl_where_group_by.sh
+++ b/tests/queries/0_stateless/01280_ttl_where_group_by.sh
@@ -25,7 +25,7 @@ insert into ttl_01280_1 values (3, 1, 0, 8, now());"
 
 sleep 2
 optimize "ttl_01280_1"
-$CLICKHOUSE_CLIENT --query "select a, b, x, y from ttl_01280_1"
+$CLICKHOUSE_CLIENT --query "select a, b, x, y from ttl_01280_1 ORDER BY a, b, x, y"
 
 $CLICKHOUSE_CLIENT --query "drop table if exists ttl_01280_2"
 
@@ -43,7 +43,7 @@ insert into ttl_01280_2 values (3, 1, array(2, 4, 5), 8, now());"
 
 sleep 2
 optimize "ttl_01280_2"
-$CLICKHOUSE_CLIENT --query "select a, b, x, y from ttl_01280_2"
+$CLICKHOUSE_CLIENT --query "select a, b, x, y from ttl_01280_2 ORDER BY a, b, x, y"
 
 $CLICKHOUSE_CLIENT --query "drop table if exists ttl_01280_3"
 
@@ -61,7 +61,7 @@ insert into ttl_01280_3 values (3, 5, 5, 8, now());"
 
 sleep 2
 optimize "ttl_01280_3"
-$CLICKHOUSE_CLIENT --query "select a, b, x, y from ttl_01280_3"
+$CLICKHOUSE_CLIENT --query "select a, b, x, y from ttl_01280_3 ORDER BY a, b, x, y"
 
 $CLICKHOUSE_CLIENT --query "drop table if exists ttl_01280_4"
 
@@ -75,7 +75,7 @@ insert into ttl_01280_4 values (1, 5, 4, 9, now())"
 
 sleep 2
 optimize "ttl_01280_4"
-$CLICKHOUSE_CLIENT --query "select a, b, x, y from ttl_01280_4"
+$CLICKHOUSE_CLIENT --query "select a, b, x, y from ttl_01280_4 ORDER BY a, b, x, y"
 
 $CLICKHOUSE_CLIENT --query "drop table if exists ttl_01280_5"
 
@@ -87,7 +87,7 @@ insert into ttl_01280_5 values (1, 5, 4, 5, now());"
 
 sleep 2
 optimize "ttl_01280_5"
-$CLICKHOUSE_CLIENT --query "select a, b, x, y from ttl_01280_5"
+$CLICKHOUSE_CLIENT --query "select a, b, x, y from ttl_01280_5 ORDER BY a, b, x, y"
 
 $CLICKHOUSE_CLIENT --query "drop table if exists ttl_01280_6"
 
@@ -100,4 +100,4 @@ insert into ttl_01280_6 values (1, 5, 3, 5, now())"
 
 sleep 2
 optimize "ttl_01280_6"
-$CLICKHOUSE_CLIENT --query "select a, b, x, y from ttl_01280_6"
+$CLICKHOUSE_CLIENT --query "select a, b, x, y from ttl_01280_6 ORDER BY a, b, x, y"