diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/parser/AstBuilder.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/parser/AstBuilder.scala
index 86490a2eea970..0e0946668197a 100644
--- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/parser/AstBuilder.scala
+++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/parser/AstBuilder.scala
@@ -20,7 +20,6 @@ package org.apache.spark.sql.catalyst.parser
 import java.util.Locale
 import java.util.concurrent.TimeUnit
 
-import scala.collection.immutable.Seq
 import scala.collection.mutable.{ArrayBuffer, Set}
 import scala.jdk.CollectionConverters._
 import scala.util.{Left, Right}