diff --git a/spark/src/main/scala/org/apache/comet/CometSparkSessionExtensions.scala b/spark/src/main/scala/org/apache/comet/CometSparkSessionExtensions.scala
index 1e868401e..6199f474e 100644
--- a/spark/src/main/scala/org/apache/comet/CometSparkSessionExtensions.scala
+++ b/spark/src/main/scala/org/apache/comet/CometSparkSessionExtensions.scala
@@ -225,7 +225,8 @@ class CometSparkSessionExtensions
     private def transform(plan: SparkPlan): SparkPlan = {
       def transform1(op: SparkPlan): Option[Operator] = {
         if (op.children.forall(_.isInstanceOf[CometNativeExec])) {
-          QueryPlanSerde.operator2Proto(op,
+          QueryPlanSerde.operator2Proto(
+            op,
             op.children.map(_.asInstanceOf[CometNativeExec].nativeOp): _*)
         } else {
           None