diff --git a/src/test/scala/au/csiro/variantspark/test/TestSparkContext.scala b/src/test/scala/au/csiro/variantspark/test/TestSparkContext.scala
index e9ff7b42..a9119b31 100644
--- a/src/test/scala/au/csiro/variantspark/test/TestSparkContext.scala
+++ b/src/test/scala/au/csiro/variantspark/test/TestSparkContext.scala
@@ -10,7 +10,6 @@ object TestSparkContext {
     .master("local")
     .config("spark.sql.files.openCostInBytes", 53687091200L)
     .config("spark.sql.files.maxPartitionBytes", 53687091200L)
-    .config("spark.kryo.registrator", "is.hail.kryo.HailKryoRegistrator")
     .config("spark.serializer", "org.apache.spark.serializer.KryoSerializer")
     .getOrCreate()
 }