diff --git a/ddl/multi_schema_change_test.go b/ddl/multi_schema_change_test.go
index f397f9c017b53..e0e166e62e9b5 100644
--- a/ddl/multi_schema_change_test.go
+++ b/ddl/multi_schema_change_test.go
@@ -528,14 +528,14 @@ func TestMultiSchemaChangeAddIndexes(t *testing.T) {
 	tk.MustExec("drop table if exists t")
 	tk.MustExec("create table t (a int, b int, c int)")
 	tk.MustGetErrCode("alter table t add index t(a), add index t(b)", errno.ErrUnsupportedDDLOperation)
-	tk.MustQuery("show index from t;").Check(testkit.Rows( /* no index */))
+	tk.MustQuery("show index from t;").Check(testkit.Rows( /* no index */ ))
 
 	// Test add indexes with drop column.
 	tk.MustExec("drop table if exists t")
 	tk.MustExec("create table t (a int, b int, c int)")
 	tk.MustGetErrCode("alter table t add index t(a), drop column a", errno.ErrUnsupportedDDLOperation)
 	tk.MustGetErrCode("alter table t add index t(a, b), drop column a", errno.ErrUnsupportedDDLOperation)
-	tk.MustQuery("show index from t;").Check(testkit.Rows( /* no index */))
+	tk.MustQuery("show index from t;").Check(testkit.Rows( /* no index */ ))
 
 	// Test add index failed.
 	tk.MustExec("drop table if exists t;")
@@ -543,7 +543,7 @@ func TestMultiSchemaChangeAddIndexes(t *testing.T) {
 	tk.MustExec("insert into t values (1, 1, 1), (2, 2, 2), (3, 3, 1);")
 	tk.MustGetErrCode("alter table t add unique index i1(a), add unique index i2(a, b), add unique index i3(c);",
 		errno.ErrDupEntry)
-	tk.MustQuery("show index from t;").Check(testkit.Rows( /* no index */))
+	tk.MustQuery("show index from t;").Check(testkit.Rows( /* no index */ ))
 	tk.MustExec("alter table t add index i1(a), add index i2(a, b), add index i3(c);")
 }
 
@@ -568,7 +568,7 @@ func TestMultiSchemaChangeAddIndexesCancelled(t *testing.T) {
 		"add index t2(a), add index t3(a, b);", errno.ErrCancelledDDLJob)
 	dom.DDL().SetHook(originHook)
 	cancelHook.MustCancelDone(t)
-	tk.MustQuery("show index from t;").Check(testkit.Rows( /* no index */))
+	tk.MustQuery("show index from t;").Check(testkit.Rows( /* no index */ ))
 	tk.MustQuery("select * from t;").Check(testkit.Rows("1 2 3"))
 	tk.MustExec("admin check table t;")
 
@@ -1075,9 +1075,9 @@ func TestMultiSchemaChangeAlterIndexVisibility(t *testing.T) {
 	tk.MustExec("use test;")
 	tk.MustExec("create table t (a int, b int, index idx(b));")
 	tk.MustExec("alter table t add index idx2(a), alter index idx visible;")
-	tk.MustQuery("select * from t use index (idx, idx2);").Check(testkit.Rows( /* no rows */))
+	tk.MustQuery("select * from t use index (idx, idx2);").Check(testkit.Rows( /* no rows */ ))
 	tk.MustGetErrCode("alter table t drop column b, alter index idx invisible;", errno.ErrKeyDoesNotExist)
-	tk.MustQuery("select a, b from t;").Check(testkit.Rows( /* no rows */))
+	tk.MustQuery("select a, b from t;").Check(testkit.Rows( /* no rows */ ))
 }
 
 func TestMultiSchemaChangeWithExpressionIndex(t *testing.T) {