diff --git a/pom.xml b/pom.xml
index 024b2850d0a3da4af641dee439e60d50c3d7067a..7c0b0b59dc62be5a1c3848a77028bc9e7d7305c2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -2477,11 +2477,24 @@
<configuration>
<additionalparam>-Xdoclint:all -Xdoclint:-missing</additionalparam>
<tags>
+ <tag>
+ <name>example</name>
+ <placement>a</placement>
+ <head>Example:</head>
+ </tag>
<tag>
<name>note</name>
<placement>a</placement>
<head>Note:</head>
</tag>
+ <tag>
+ <name>group</name>
+ <placement>X</placement>
+ </tag>
+ <tag>
+ <name>tparam</name>
+ <placement>X</placement>
+ </tag>
</tags>
</configuration>
</plugin>
diff --git a/project/SparkBuild.scala b/project/SparkBuild.scala
index 92b45657210e15b6c6449e18dfcc7ddd2a502d6e..429a163d22a6d6c99586ff1f54bc05ad93a91648 100644
--- a/project/SparkBuild.scala
+++ b/project/SparkBuild.scala
@@ -742,7 +742,10 @@ object Unidoc {
"-windowtitle", "Spark " + version.value.replaceAll("-SNAPSHOT", "") + " JavaDoc",
"-public",
"-noqualifier", "java.lang",
- "-tag", """note:a:Note\:"""
+ "-tag", """example:a:Example\:""",
+ "-tag", """note:a:Note\:""",
+ "-tag", "group:X",
+ "-tag", "tparam:X"
),
// Use GitHub repository for Scaladoc source links