diff --git a/core/src/main/scala/org/apache/spark/ui/SparkUI.scala b/core/src/main/scala/org/apache/spark/ui/SparkUI.scala
index 4c891d73afa87..7fa4fd3149eb6 100644
--- a/core/src/main/scala/org/apache/spark/ui/SparkUI.scala
+++ b/core/src/main/scala/org/apache/spark/ui/SparkUI.scala
@@ -113,7 +113,12 @@ private[spark] class SparkUI(
     logInfo("Stopped Spark Web UI at %s".format(appUIAddress))
   }
 
-  private[spark] def appUIAddress = "http://" + publicHost + ":" + boundPort
+  /**
+   * Return the application UI host:port. This does not include the scheme (http://).
+   */
+  private[spark] def appUIHostPort = publicHost + ":" + boundPort
+
+  private[spark] def appUIAddress = s"http://$appUIHostPort"
 
 }
 
diff --git a/core/src/test/scala/org/apache/spark/SparkUISuite.scala b/core/src/test/scala/org/apache/spark/SparkUISuite.scala
new file mode 100644
index 0000000000000..d0d119c15081d
--- /dev/null
+++ b/core/src/test/scala/org/apache/spark/SparkUISuite.scala
@@ -0,0 +1,35 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.spark
+
+import java.net.URI
+
+import org.scalatest.FunSuite
+
+class SparkUISuite extends FunSuite with SharedSparkContext {
+
+  test("verify appUIAddress contains the scheme") {
+    val uiAddress = sc.ui.appUIAddress
+    assert(uiAddress.equals("http://" + sc.ui.appUIHostPort))
+  }
+
+  test("verify appUIAddress contains the port") {
+    val splitUIAddress = sc.ui.appUIAddress.split(':')
+    assert(splitUIAddress(2).toInt == sc.ui.boundPort)
+  }
+}
diff --git a/yarn/alpha/src/main/scala/org/apache/spark/deploy/yarn/ApplicationMaster.scala b/yarn/alpha/src/main/scala/org/apache/spark/deploy/yarn/ApplicationMaster.scala
index 910484ed5432a..67ec95c8fc04f 100644
--- a/yarn/alpha/src/main/scala/org/apache/spark/deploy/yarn/ApplicationMaster.scala
+++ b/yarn/alpha/src/main/scala/org/apache/spark/deploy/yarn/ApplicationMaster.scala
@@ -234,7 +234,7 @@ class ApplicationMaster(args: ApplicationMasterArguments, conf: Configuration,
         assert(sparkContext != null || count >= numTries)
 
         if (null != sparkContext) {
-          uiAddress = sparkContext.ui.appUIAddress
+          uiAddress = sparkContext.ui.appUIHostPort
           this.yarnAllocator = YarnAllocationHandler.newAllocator(
             yarnConf,
             resourceManager,
diff --git a/yarn/stable/src/main/scala/org/apache/spark/deploy/yarn/ApplicationMaster.scala b/yarn/stable/src/main/scala/org/apache/spark/deploy/yarn/ApplicationMaster.scala
index c8a4d2e647cbd..61af0f9ac5ca0 100644
--- a/yarn/stable/src/main/scala/org/apache/spark/deploy/yarn/ApplicationMaster.scala
+++ b/yarn/stable/src/main/scala/org/apache/spark/deploy/yarn/ApplicationMaster.scala
@@ -220,7 +220,7 @@ class ApplicationMaster(args: ApplicationMasterArguments, conf: Configuration,
         assert(sparkContext != null || numTries >= maxNumTries)
 
         if (sparkContext != null) {
-          uiAddress = sparkContext.ui.appUIAddress
+          uiAddress = sparkContext.ui.appUIHostPort
           this.yarnAllocator = YarnAllocationHandler.newAllocator(
             yarnConf,
             amClient,