diff --git a/conf/spark-defaults.conf b/conf/spark-defaults.conf
index 15772669c5056..601e3a64390c1 100644
--- a/conf/spark-defaults.conf
+++ b/conf/spark-defaults.conf
@@ -16,5 +16,3 @@ spark.sql.warehouse.dir            maprfs:///user/${system:user.name}/spark-ware
 spark.sql.hive.metastore.sharedPrefixes  com.mysql.jdbc,org.postgresql,com.microsoft.sqlserver,oracle.jdbc,com.mapr.fs.shim.LibraryLoader,com.mapr.security.JNISecurity,com.mapr.fs.jni,com.mapr.fs.ShimLoader
 
 spark.executor.memory              2g
-
-spark.ui.reverseProxy true
\ No newline at end of file