diff --git a/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/expressions/CastSuite.scala b/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/expressions/CastSuite.scala
index e5bff7f7af007..6af995cab64fe 100644
--- a/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/expressions/CastSuite.scala
+++ b/sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/expressions/CastSuite.scala
@@ -240,7 +240,6 @@ abstract class CastSuiteBase extends SparkFunSuite with ExpressionEvalHelper {
     checkCast(1.5, "1.5")
 
     checkEvaluation(cast(cast(1.toDouble, TimestampType), DoubleType), 1.toDouble)
-    checkEvaluation(cast(cast(1.toDouble, TimestampType), DoubleType), 1.toDouble)
   }
 
   test("cast from string") {