diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/joins.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/joins.scala
index 92235a71c3f0d..3206b204a70be 100644
--- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/joins.scala
+++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/optimizer/joins.scala
@@ -217,7 +217,7 @@ case object BuildLeft extends BuildSide
 
 trait JoinSelectionHelper {
 
-    def getBroadcastBuildSide(
+  def getBroadcastBuildSide(
       left: LogicalPlan,
       right: LogicalPlan,
       joinType: JoinType,