diff --git a/tests/cases/standalone/common/setops/basic_setops.result b/tests/cases/standalone/common/setops/basic_setops.result
index a88fca2001..2bee6caa0f 100644
--- a/tests/cases/standalone/common/setops/basic_setops.result
+++ b/tests/cases/standalone/common/setops/basic_setops.result
@@ -91,6 +91,7 @@ SELECT b FROM test WHERE a < 13 UNION ALL SELECT b FROM test WHERE a > 11 ORDER
 +---+
 
 -- Type mixing
+-- SQLNESS SORT_RESULT 3 1
 SELECT 1 UNION ALL SELECT 'asdf';
 
 +----------+
diff --git a/tests/cases/standalone/common/setops/basic_setops.sql b/tests/cases/standalone/common/setops/basic_setops.sql
index b0ade78c16..4607613c76 100644
--- a/tests/cases/standalone/common/setops/basic_setops.sql
+++ b/tests/cases/standalone/common/setops/basic_setops.sql
@@ -25,6 +25,7 @@ SELECT a FROM test WHERE a < 13 UNION ALL SELECT a FROM test WHERE a = 13 ORDER
 SELECT b FROM test WHERE a < 13 UNION ALL SELECT b FROM test WHERE a > 11 ORDER BY b;
 
 -- Type mixing
+-- SQLNESS SORT_RESULT 3 1
 SELECT 1 UNION ALL SELECT 'asdf';
 
 -- UNION deduplication