diff --git a/pom.xml b/pom.xml
index 245344a82693..cce34174e0a1 100644
--- a/pom.xml
+++ b/pom.xml
@@ -140,7 +140,7 @@
     <chill.version>0.9.3</chill.version>
     <ivy.version>2.4.0</ivy.version>
     <oro.version>2.0.8</oro.version>
-    <codahale.metrics.version>3.1.5</codahale.metrics.version>
+    <codahale.metrics.version>4.0.0</codahale.metrics.version>
     <avro.version>1.8.2</avro.version>
     <avro.mapred.classifier>hadoop2</avro.mapred.classifier>
     <aws.kinesis.client.version>1.8.10</aws.kinesis.client.version>
@@ -162,7 +162,7 @@
     <!-- for now, not running scalafmt as part of default verify pipeline -->
     <scalafmt.skip>true</scalafmt.skip>
     <codehaus.jackson.version>1.9.13</codehaus.jackson.version>
-    <fasterxml.jackson.version>2.9.6</fasterxml.jackson.version>
+    <fasterxml.jackson.version>2.10.0</fasterxml.jackson.version>
     <snappy.version>1.1.7.1</snappy.version>
     <netlib.java.version>1.1.2</netlib.java.version>
     <calcite.version>1.2.0-incubating</calcite.version>
@@ -195,8 +195,8 @@
     <arrow.version>0.10.0</arrow.version>
 
     <test.java.home>${java.home}</test.java.home>
-    <test.exclude.tags></test.exclude.tags>
-    <test.include.tags></test.include.tags>
+    <test.exclude.tags/>
+    <test.include.tags/>
 
     <!-- Package to use when relocating shaded classes. -->
     <spark.shade.packageName>org.spark_project</spark.shade.packageName>
@@ -2368,7 +2368,7 @@
                     </goals>
                   </pluginExecutionFilter>
                   <action>
-                    <ignore></ignore>
+                    <ignore/>
                   </action>
                 </pluginExecution>
                 <pluginExecution>
@@ -2381,7 +2381,7 @@
                     </goals>
                   </pluginExecutionFilter>
                   <action>
-                    <ignore></ignore>
+                    <ignore/>
                   </action>
                 </pluginExecution>
                 <pluginExecution>
@@ -2394,7 +2394,7 @@
                     </goals>
                   </pluginExecutionFilter>
                   <action>
-                    <ignore></ignore>
+                    <ignore/>
                   </action>
                 </pluginExecution>
               </pluginExecutions>
@@ -2576,7 +2576,7 @@
             </goals>
             <configuration>
               <target>
-                <mkdir dir="${project.build.directory}/tmp" />
+                <mkdir dir="${project.build.directory}/tmp"/>
               </target>
             </configuration>
           </execution>