diff --git a/hadoop-unit-commons/pom.xml b/hadoop-unit-commons/pom.xml
index 52745d68..5ddd21fc 100644
--- a/hadoop-unit-commons/pom.xml
+++ b/hadoop-unit-commons/pom.xml
@@ -63,7 +63,6 @@
         <dependency>
             <groupId>org.eclipse.jetty</groupId>
             <artifactId>jetty-util</artifactId>
-            <version>9.2.14.v20151106</version>
         </dependency>
 
         <dependency>
diff --git a/pom.xml b/pom.xml
index 16fabd5d..6b0856e2 100755
--- a/pom.xml
+++ b/pom.xml
@@ -78,28 +78,37 @@
         <maven.compiler.source>1.8</maven.compiler.source>
         <maven.compiler.target>1.8</maven.compiler.target>
 
+        <hadoop-unit.version>1.3-SNAPSHOT</hadoop-unit.version>
+
         <slf4j.version>1.7.12</slf4j.version>
         <logback-classic.version>1.1.3</logback-classic.version>
 
-
         <commons-io.version>2.4</commons-io.version>
         <commons-configuration.version>1.10</commons-configuration.version>
         <commons-collections.version>3.2.1</commons-collections.version>
 
         <hive.version>1.2.1</hive.version>
-
-        <!--<solr.version>5.2.1</solr.version>-->
         <solr.version>5.4.1</solr.version>
         <hadoop-mini-clusters.version>0.1.5</hadoop-mini-clusters.version>
         <oozie.version>4.2.0.2.4.0.0-169</oozie.version>
         <hadoop.version>2.7.1.2.4.0.0-169</hadoop.version>
 
+        <spark_2.10.version>1.6.0</spark_2.10.version>
+        <spark-solr.version>1.1.2</spark-solr.version>
+        <kafka_2.10.version>0.9.0.2.4.0.0-169</kafka_2.10.version>
 
-        <hadoop-unit.version>1.3-SNAPSHOT</hadoop-unit.version>
-        <dbSetup.version>1.6.0</dbSetup.version>
         <cassandra-unit.version>3.0.0.1</cassandra-unit.version>
         <cu.cassandra.driver.version>3.0.0</cu.cassandra.driver.version>
+
+        <dbSetup.version>1.6.0</dbSetup.version>
         <snakeyaml.version>1.17</snakeyaml.version>
+        <httpclient.version>4.3.1</httpclient.version>
+        <guava.version>18.0</guava.version>
+        <concurrentlinkedhashmap-lru.version>1.4</concurrentlinkedhashmap-lru.version>
+        <lombok.version>1.16.6</lombok.version>
+        <jetty-util.version>9.2.14.v20151106</jetty-util.version>
+        <javax.servlet-api.version>3.1.0</javax.servlet-api.version>
+
     </properties>
 
 
@@ -258,8 +267,6 @@
                 <groupId>org.apache.solr</groupId>
                 <artifactId>solr-solrj</artifactId>
                 <version>${solr.version}</version>
-                <!--<version>5.3.1</version>-->
-                <!--<version>5.4.1</version>-->
             </dependency>
 
             <dependency>
@@ -289,13 +296,13 @@
             <dependency>
                 <groupId>com.google.guava</groupId>
                 <artifactId>guava</artifactId>
-                <version>18.0</version>
+                <version>${guava.version}</version>
             </dependency>
 
             <dependency>
                 <groupId>org.apache.httpcomponents</groupId>
                 <artifactId>httpclient</artifactId>
-                <version>4.3.1</version>
+                <version>${httpclient.version}</version>
             </dependency>
 
             <dependency>
@@ -357,7 +364,7 @@
             <dependency>
                 <groupId>com.googlecode.concurrentlinkedhashmap</groupId>
                 <artifactId>concurrentlinkedhashmap-lru</artifactId>
-                <version>1.4</version>
+                <version>${concurrentlinkedhashmap-lru.version}</version>
             </dependency>
 
             <dependency>
@@ -405,7 +412,7 @@
             <dependency>
                 <groupId>org.apache.kafka</groupId>
                 <artifactId>kafka_2.10</artifactId>
-                <version>0.9.0.0</version>
+                <version>${kafka_2.10.version}</version>
             </dependency>
 
             <dependency>
@@ -453,7 +460,7 @@
             <dependency>
                 <groupId>com.lucidworks.spark</groupId>
                 <artifactId>spark-solr</artifactId>
-                <version>1.1.2</version>
+                <version>${spark-solr.version}</version>
                 <exclusions>
                     <exclusion>
                         <groupId>org.ow2.asm</groupId>
@@ -493,7 +500,7 @@
             <dependency>
                 <groupId>org.apache.spark</groupId>
                 <artifactId>spark-core_2.10</artifactId>
-                <version>1.6.0</version>
+                <version>${spark_2.10.version}</version>
                 <exclusions>
                     <exclusion>
                         <artifactId>hadoop-client</artifactId>
@@ -505,25 +512,25 @@
             <dependency>
                 <groupId>org.apache.spark</groupId>
                 <artifactId>spark-sql_2.10</artifactId>
-                <version>1.6.0</version>
+                <version>${spark_2.10.version}</version>
             </dependency>
 
             <dependency>
                 <groupId>org.apache.spark</groupId>
                 <artifactId>spark-hive_2.10</artifactId>
-                <version>1.6.0</version>
+                <version>${spark_2.10.version}</version>
             </dependency>
 
             <dependency>
                 <groupId>javax.servlet</groupId>
                 <artifactId>javax.servlet-api</artifactId>
-                <version>3.1.0</version>
+                <version>${javax.servlet-api.version}</version>
             </dependency>
 
             <dependency>
                 <groupId>org.eclipse.jetty</groupId>
                 <artifactId>jetty-util</artifactId>
-                <version>9.2.14.v20151106</version>
+                <version>${jetty-util.version}</version>
             </dependency>
 
             <dependency>
@@ -559,7 +566,7 @@
             <dependency>
                 <groupId>org.projectlombok</groupId>
                 <artifactId>lombok</artifactId>
-                <version>1.16.6</version>
+                <version>${lombok.version}</version>
                 <scope>provided</scope>
             </dependency>
         </dependencies>