diff --git a/tests/performance/decimal_aggregates.xml b/tests/performance/decimal_aggregates.xml
index b204dddea6e..724d0c5d0e6 100644
--- a/tests/performance/decimal_aggregates.xml
+++ b/tests/performance/decimal_aggregates.xml
@@ -9,6 +9,7 @@
     <fill_query>INSERT INTO t SELECT number AS x, x % 1000000 AS d32, x AS d64, x d128 FROM numbers_mt(100000000, 100000000) SETTINGS max_threads = 2</fill_query>
     <fill_query>INSERT INTO t SELECT number AS x, x % 1000000 AS d32, x AS d64, x d128 FROM numbers_mt(200000000, 100000000) SETTINGS max_threads = 2</fill_query>
     <fill_query>INSERT INTO t SELECT number AS x, x % 1000000 AS d32, x AS d64, x d128 FROM numbers_mt(300000000, 100000000) SETTINGS max_threads = 2</fill_query>
+    <fill_query>INSERT INTO t SELECT number AS x, x % 1000000 AS d32, x AS d64, x d128 FROM numbers_mt(400000000, 100000000) SETTINGS max_threads = 2</fill_query>
 
     <drop_query>DROP TABLE IF EXISTS t</drop_query>