diff --git a/bagel/pom.xml b/bagel/pom.xml
index 41aacbd88a..142f75c5d2 100644
--- a/bagel/pom.xml
+++ b/bagel/pom.xml
@@ -37,10 +37,10 @@
            a Hadoop 0.23.X issue -->
       <id>yarn-alpha</id>
       <dependencies>
-         <dependency>
-           <groupId>org.apache.avro</groupId>
-           <artifactId>avro</artifactId>
-         </dependency>
+        <dependency>
+          <groupId>org.apache.avro</groupId>
+          <artifactId>avro</artifactId>
+        </dependency>
       </dependencies>
     </profile>
   </profiles>
diff --git a/core/pom.xml b/core/pom.xml
index 4c1c2d4da5..3e6e98cd2c 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -17,274 +17,260 @@
   -->
 
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
-    <modelVersion>4.0.0</modelVersion>
-    <parent>
-        <groupId>org.apache.spark</groupId>
-        <artifactId>spark-parent</artifactId>
-        <version>1.0.0-SNAPSHOT</version>
-        <relativePath>../pom.xml</relativePath>
-    </parent>
-
+  <modelVersion>4.0.0</modelVersion>
+  <parent>
     <groupId>org.apache.spark</groupId>
-    <artifactId>spark-core_2.10</artifactId>
-    <packaging>jar</packaging>
-    <name>Spark Project Core</name>
-    <url>http://spark.apache.org/</url>
+    <artifactId>spark-parent</artifactId>
+    <version>1.0.0-SNAPSHOT</version>
+    <relativePath>../pom.xml</relativePath>
+  </parent>
 
-    <!-- SPARK-1121: SPARK-1121: Adds an explicit dependency on Avro to work around
-         a Hadoop 0.23.X issue -->
-    <profiles>
-      <profile>
-        <id>yarn-alpha</id>
-        <dependencies>
-           <dependency>
-             <groupId>org.apache.avro</groupId>
-             <artifactId>avro</artifactId>
-           </dependency>
-        </dependencies>
-      </profile>
-    </profiles>
+  <groupId>org.apache.spark</groupId>
+  <artifactId>spark-core_2.10</artifactId>
+  <packaging>jar</packaging>
+  <name>Spark Project Core</name>
+  <url>http://spark.apache.org/</url>
 
-    <dependencies>
-        <dependency>
-            <groupId>org.apache.hadoop</groupId>
-            <artifactId>hadoop-client</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>net.java.dev.jets3t</groupId>
-            <artifactId>jets3t</artifactId>
-            <exclusions>
-                <exclusion>
-                    <groupId>commons-logging</groupId>
-                    <artifactId>commons-logging</artifactId>
-                </exclusion>
-            </exclusions>
-        </dependency>
-        <dependency>
-            <groupId>org.apache.curator</groupId>
-            <artifactId>curator-recipes</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.eclipse.jetty</groupId>
-            <artifactId>jetty-plus</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.eclipse.jetty</groupId>
-            <artifactId>jetty-security</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.eclipse.jetty</groupId>
-            <artifactId>jetty-util</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.eclipse.jetty</groupId>
-            <artifactId>jetty-server</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.google.guava</groupId>
-            <artifactId>guava</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.google.code.findbugs</groupId>
-            <artifactId>jsr305</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-api</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>jul-to-slf4j</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>jcl-over-slf4j</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>log4j</groupId>
-            <artifactId>log4j</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-log4j12</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.ning</groupId>
-            <artifactId>compress-lzf</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.xerial.snappy</groupId>
-            <artifactId>snappy-java</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.ow2.asm</groupId>
-            <artifactId>asm</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.twitter</groupId>
-            <artifactId>chill_${scala.binary.version}</artifactId>
-            <version>0.3.1</version>
-        </dependency>
-        <dependency>
-            <groupId>com.twitter</groupId>
-            <artifactId>chill-java</artifactId>
-            <version>0.3.1</version>
-        </dependency>
-        <dependency>
-            <groupId>commons-net</groupId>
-            <artifactId>commons-net</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>${akka.group}</groupId>
-            <artifactId>akka-remote_${scala.binary.version}</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>${akka.group}</groupId>
-            <artifactId>akka-slf4j_${scala.binary.version}</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>${akka.group}</groupId>
-            <artifactId>akka-testkit_${scala.binary.version}</artifactId>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.scala-lang</groupId>
-            <artifactId>scala-library</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.json4s</groupId>
-            <artifactId>json4s-jackson_${scala.binary.version}</artifactId>
-            <version>3.2.6</version>
-            <!-- see also exclusion for lift-json; this is necessary since it depends on
-                 scala-library and scalap 2.10.0, but we use 2.10.3, and only override
-                 scala-library -->
-            <exclusions>
-              <exclusion>
-                <groupId>org.scala-lang</groupId>
-                <artifactId>scalap</artifactId>
-              </exclusion>
-            </exclusions>
-        </dependency>
-        <dependency>
-            <groupId>it.unimi.dsi</groupId>
-            <artifactId>fastutil</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>colt</groupId>
-            <artifactId>colt</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.apache.mesos</groupId>
-            <artifactId>mesos</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>io.netty</groupId>
-            <artifactId>netty-all</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.clearspring.analytics</groupId>
-            <artifactId>stream</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.codahale.metrics</groupId>
-            <artifactId>metrics-core</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.codahale.metrics</groupId>
-            <artifactId>metrics-jvm</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.codahale.metrics</groupId>
-            <artifactId>metrics-json</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.codahale.metrics</groupId>
-            <artifactId>metrics-ganglia</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>com.codahale.metrics</groupId>
-            <artifactId>metrics-graphite</artifactId>
-        </dependency>
-        <dependency>
-            <groupId>org.apache.derby</groupId>
-            <artifactId>derby</artifactId>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>commons-io</groupId>
-            <artifactId>commons-io</artifactId>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.scalatest</groupId>
-            <artifactId>scalatest_${scala.binary.version}</artifactId>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.mockito</groupId>
-            <artifactId>mockito-all</artifactId>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.scalacheck</groupId>
-            <artifactId>scalacheck_${scala.binary.version}</artifactId>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>org.easymock</groupId>
-            <artifactId>easymock</artifactId>
-            <scope>test</scope>
-        </dependency>
-        <dependency>
-            <groupId>com.novocode</groupId>
-            <artifactId>junit-interface</artifactId>
-            <scope>test</scope>
-        </dependency>
-    </dependencies>
-    <build>
-        <outputDirectory>target/scala-${scala.binary.version}/classes</outputDirectory>
-        <testOutputDirectory>target/scala-${scala.binary.version}/test-classes</testOutputDirectory>
-        <plugins>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-antrun-plugin</artifactId>
-                <executions>
-                    <execution>
-                        <phase>test</phase>
-                        <goals>
-                            <goal>run</goal>
-                        </goals>
-                        <configuration>
-                            <exportAntProperties>true</exportAntProperties>
-                            <target>
-                                <property name="spark.classpath" refid="maven.test.classpath" />
-                                <property environment="env" />
-                                <fail message="Please set the SCALA_HOME (or SCALA_LIBRARY_PATH if scala is on the path) environment variables and retry.">
-                                    <condition>
-                                        <not>
-                                            <or>
-                                                <isset property="env.SCALA_HOME" />
-                                                <isset property="env.SCALA_LIBRARY_PATH" />
-                                            </or>
-                                        </not>
-                                    </condition>
-                                </fail>
-                            </target>
-                        </configuration>
-                    </execution>
-                </executions>
-            </plugin>
-            <plugin>
-                <groupId>org.scalatest</groupId>
-                <artifactId>scalatest-maven-plugin</artifactId>
-                <configuration>
-                    <environmentVariables>
-                        <SPARK_HOME>${basedir}/..</SPARK_HOME>
-                        <SPARK_TESTING>1</SPARK_TESTING>
-                        <SPARK_CLASSPATH>${spark.classpath}</SPARK_CLASSPATH>
-                    </environmentVariables>
-                </configuration>
-            </plugin>
-        </plugins>
-    </build>
+  <dependencies>
+    <dependency>
+      <groupId>org.apache.hadoop</groupId>
+      <artifactId>hadoop-client</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>net.java.dev.jets3t</groupId>
+      <artifactId>jets3t</artifactId>
+      <exclusions>
+        <exclusion>
+          <groupId>commons-logging</groupId>
+          <artifactId>commons-logging</artifactId>
+        </exclusion>
+      </exclusions>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.curator</groupId>
+      <artifactId>curator-recipes</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.eclipse.jetty</groupId>
+      <artifactId>jetty-plus</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.eclipse.jetty</groupId>
+      <artifactId>jetty-security</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.eclipse.jetty</groupId>
+      <artifactId>jetty-util</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.eclipse.jetty</groupId>
+      <artifactId>jetty-server</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.google.guava</groupId>
+      <artifactId>guava</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.google.code.findbugs</groupId>
+      <artifactId>jsr305</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.slf4j</groupId>
+      <artifactId>slf4j-api</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.slf4j</groupId>
+      <artifactId>jul-to-slf4j</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.slf4j</groupId>
+      <artifactId>jcl-over-slf4j</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>log4j</groupId>
+      <artifactId>log4j</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.slf4j</groupId>
+      <artifactId>slf4j-log4j12</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.ning</groupId>
+      <artifactId>compress-lzf</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.xerial.snappy</groupId>
+      <artifactId>snappy-java</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.ow2.asm</groupId>
+      <artifactId>asm</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.twitter</groupId>
+      <artifactId>chill_${scala.binary.version}</artifactId>
+      <version>0.3.1</version>
+    </dependency>
+    <dependency>
+      <groupId>com.twitter</groupId>
+      <artifactId>chill-java</artifactId>
+      <version>0.3.1</version>
+    </dependency>
+    <dependency>
+      <groupId>commons-net</groupId>
+      <artifactId>commons-net</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>${akka.group}</groupId>
+      <artifactId>akka-remote_${scala.binary.version}</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>${akka.group}</groupId>
+      <artifactId>akka-slf4j_${scala.binary.version}</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>${akka.group}</groupId>
+      <artifactId>akka-testkit_${scala.binary.version}</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.scala-lang</groupId>
+      <artifactId>scala-library</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.json4s</groupId>
+      <artifactId>json4s-jackson_${scala.binary.version}</artifactId>
+      <version>3.2.6</version>
+      <!-- see also exclusion for lift-json; this is necessary since it depends on
+         scala-library and scalap 2.10.0, but we use 2.10.3, and only override
+         scala-library -->
+      <exclusions>
+        <exclusion>
+        <groupId>org.scala-lang</groupId>
+        <artifactId>scalap</artifactId>
+        </exclusion>
+      </exclusions>
+    </dependency>
+    <dependency>
+      <groupId>it.unimi.dsi</groupId>
+      <artifactId>fastutil</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>colt</groupId>
+      <artifactId>colt</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.mesos</groupId>
+      <artifactId>mesos</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>io.netty</groupId>
+      <artifactId>netty-all</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.clearspring.analytics</groupId>
+      <artifactId>stream</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.codahale.metrics</groupId>
+      <artifactId>metrics-core</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.codahale.metrics</groupId>
+      <artifactId>metrics-jvm</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.codahale.metrics</groupId>
+      <artifactId>metrics-json</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.codahale.metrics</groupId>
+      <artifactId>metrics-ganglia</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>com.codahale.metrics</groupId>
+      <artifactId>metrics-graphite</artifactId>
+    </dependency>
+    <dependency>
+      <groupId>org.apache.derby</groupId>
+      <artifactId>derby</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>commons-io</groupId>
+      <artifactId>commons-io</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.scalatest</groupId>
+      <artifactId>scalatest_${scala.binary.version}</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.mockito</groupId>
+      <artifactId>mockito-all</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.scalacheck</groupId>
+      <artifactId>scalacheck_${scala.binary.version}</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.easymock</groupId>
+      <artifactId>easymock</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>com.novocode</groupId>
+      <artifactId>junit-interface</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+  <build>
+    <outputDirectory>target/scala-${scala.binary.version}/classes</outputDirectory>
+    <testOutputDirectory>target/scala-${scala.binary.version}/test-classes</testOutputDirectory>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-antrun-plugin</artifactId>
+        <executions>
+          <execution>
+            <phase>test</phase>
+            <goals>
+              <goal>run</goal>
+            </goals>
+            <configuration>
+              <exportAntProperties>true</exportAntProperties>
+              <target>
+                <property name="spark.classpath" refid="maven.test.classpath" />
+                <property environment="env" />
+                <fail message="Please set the SCALA_HOME (or SCALA_LIBRARY_PATH if scala is on the path) environment variables and retry.">
+                  <condition>
+                    <not>
+                      <or>
+                        <isset property="env.SCALA_HOME" />
+                        <isset property="env.SCALA_LIBRARY_PATH" />
+                      </or>
+                    </not>
+                  </condition>
+                </fail>
+              </target>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+      <plugin>
+        <groupId>org.scalatest</groupId>
+        <artifactId>scalatest-maven-plugin</artifactId>
+        <configuration>
+          <environmentVariables>
+            <SPARK_HOME>${basedir}/..</SPARK_HOME>
+            <SPARK_TESTING>1</SPARK_TESTING>
+            <SPARK_CLASSPATH>${spark.classpath}</SPARK_CLASSPATH>
+          </environmentVariables>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
 </project>
diff --git a/examples/pom.xml b/examples/pom.xml
index 3aba343f4c..9f0e2d0b87 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -37,10 +37,10 @@
            a Hadoop 0.23.X issue -->
       <id>yarn-alpha</id>
       <dependencies>
-         <dependency>
-           <groupId>org.apache.avro</groupId>
-           <artifactId>avro</artifactId>
-         </dependency>
+        <dependency>
+          <groupId>org.apache.avro</groupId>
+          <artifactId>avro</artifactId>
+        </dependency>
       </dependencies>
     </profile>
   </profiles>
diff --git a/external/flume/pom.xml b/external/flume/pom.xml
index 8783aea3e4..f219635315 100644
--- a/external/flume/pom.xml
+++ b/external/flume/pom.xml
@@ -37,10 +37,10 @@
            a Hadoop 0.23.X issue -->
       <id>yarn-alpha</id>
       <dependencies>
-         <dependency>
-           <groupId>org.apache.avro</groupId>
-           <artifactId>avro</artifactId>
-         </dependency>
+        <dependency>
+          <groupId>org.apache.avro</groupId>
+          <artifactId>avro</artifactId>
+        </dependency>
       </dependencies>
     </profile>
   </profiles>
diff --git a/external/kafka/pom.xml b/external/kafka/pom.xml
index 79dc38f984..343e1fabd8 100644
--- a/external/kafka/pom.xml
+++ b/external/kafka/pom.xml
@@ -37,10 +37,10 @@
            a Hadoop 0.23.X issue -->
       <id>yarn-alpha</id>
       <dependencies>
-         <dependency>
-           <groupId>org.apache.avro</groupId>
-           <artifactId>avro</artifactId>
-         </dependency>
+        <dependency>
+          <groupId>org.apache.avro</groupId>
+          <artifactId>avro</artifactId>
+        </dependency>
       </dependencies>
     </profile>
   </profiles>
diff --git a/external/twitter/pom.xml b/external/twitter/pom.xml
index 37bb4fad64..398b9f4fba 100644
--- a/external/twitter/pom.xml
+++ b/external/twitter/pom.xml
@@ -37,10 +37,10 @@
            a Hadoop 0.23.X issue -->
       <id>yarn-alpha</id>
       <dependencies>
-         <dependency>
-           <groupId>org.apache.avro</groupId>
-           <artifactId>avro</artifactId>
-         </dependency>
+        <dependency>
+          <groupId>org.apache.avro</groupId>
+          <artifactId>avro</artifactId>
+        </dependency>
       </dependencies>
     </profile>
   </profiles>
diff --git a/external/zeromq/pom.xml b/external/zeromq/pom.xml
index 65ec0e26da..77e957f404 100644
--- a/external/zeromq/pom.xml
+++ b/external/zeromq/pom.xml
@@ -37,10 +37,10 @@
            a Hadoop 0.23.X issue -->
       <id>yarn-alpha</id>
       <dependencies>
-         <dependency>
-           <groupId>org.apache.avro</groupId>
-           <artifactId>avro</artifactId>
-         </dependency>
+        <dependency>
+          <groupId>org.apache.avro</groupId>
+          <artifactId>avro</artifactId>
+        </dependency>
       </dependencies>
     </profile>
   </profiles>
diff --git a/graphx/pom.xml b/graphx/pom.xml
index 5b54dd27ef..894a7c2641 100644
--- a/graphx/pom.xml
+++ b/graphx/pom.xml
@@ -37,10 +37,10 @@
            a Hadoop 0.23.X issue -->
       <id>yarn-alpha</id>
       <dependencies>
-         <dependency>
-           <groupId>org.apache.avro</groupId>
-           <artifactId>avro</artifactId>
-         </dependency>
+        <dependency>
+          <groupId>org.apache.avro</groupId>
+          <artifactId>avro</artifactId>
+        </dependency>
       </dependencies>
     </profile>
   </profiles>
diff --git a/mllib/pom.xml b/mllib/pom.xml
index 760a2a85d5..9b65cb4b4c 100644
--- a/mllib/pom.xml
+++ b/mllib/pom.xml
@@ -37,10 +37,10 @@
            a Hadoop 0.23.X issue -->
       <id>yarn-alpha</id>
       <dependencies>
-         <dependency>
-           <groupId>org.apache.avro</groupId>
-           <artifactId>avro</artifactId>
-         </dependency>
+        <dependency>
+          <groupId>org.apache.avro</groupId>
+          <artifactId>avro</artifactId>
+        </dependency>
       </dependencies>
     </profile>
   </profiles>
diff --git a/repl/pom.xml b/repl/pom.xml
index aa01a17602..fc49c8b811 100644
--- a/repl/pom.xml
+++ b/repl/pom.xml
@@ -37,10 +37,10 @@
     <profile>
       <id>yarn-alpha</id>
       <dependencies>
-         <dependency>
-           <groupId>org.apache.avro</groupId>
-           <artifactId>avro</artifactId>
-         </dependency>
+        <dependency>
+          <groupId>org.apache.avro</groupId>
+          <artifactId>avro</artifactId>
+        </dependency>
       </dependencies>
     </profile>
   </profiles>
diff --git a/streaming/pom.xml b/streaming/pom.xml
index 91d6a1375a..2343e381e6 100644
--- a/streaming/pom.xml
+++ b/streaming/pom.xml
@@ -37,10 +37,10 @@
            a Hadoop 0.23.X issue -->
       <id>yarn-alpha</id>
       <dependencies>
-         <dependency>
-           <groupId>org.apache.avro</groupId>
-           <artifactId>avro</artifactId>
-         </dependency>
+        <dependency>
+          <groupId>org.apache.avro</groupId>
+          <artifactId>avro</artifactId>
+        </dependency>
       </dependencies>
     </profile>
   </profiles>
diff --git a/tools/pom.xml b/tools/pom.xml
index b8dd255d40..11433e596f 100644
--- a/tools/pom.xml
+++ b/tools/pom.xml
@@ -36,10 +36,10 @@
     <profile>
       <id>yarn-alpha</id>
       <dependencies>
-         <dependency>
-           <groupId>org.apache.avro</groupId>
-           <artifactId>avro</artifactId>
-         </dependency>
+        <dependency>
+          <groupId>org.apache.avro</groupId>
+          <artifactId>avro</artifactId>
+        </dependency>
       </dependencies>
     </profile>
   </profiles>
diff --git a/yarn/alpha/pom.xml b/yarn/alpha/pom.xml
index bfe12ecec0..d0aeaceb0d 100644
--- a/yarn/alpha/pom.xml
+++ b/yarn/alpha/pom.xml
@@ -30,10 +30,10 @@
            a Hadoop 0.23.X issue -->
       <id>yarn-alpha</id>
       <dependencies>
-         <dependency>
-           <groupId>org.apache.avro</groupId>
-           <artifactId>avro</artifactId>
-         </dependency>
+        <dependency>
+          <groupId>org.apache.avro</groupId>
+          <artifactId>avro</artifactId>
+        </dependency>
       </dependencies>
     </profile>
   </profiles>
diff --git a/yarn/stable/pom.xml b/yarn/stable/pom.xml
index 9d68603251..e7915d12ae 100644
--- a/yarn/stable/pom.xml
+++ b/yarn/stable/pom.xml
@@ -30,10 +30,10 @@
            a Hadoop 0.23.X issue -->
       <id>yarn-alpha</id>
       <dependencies>
-         <dependency>
-           <groupId>org.apache.avro</groupId>
-           <artifactId>avro</artifactId>
-         </dependency>
+        <dependency>
+          <groupId>org.apache.avro</groupId>
+          <artifactId>avro</artifactId>
+        </dependency>
       </dependencies>
     </profile>
   </profiles>