Updating a few dependencies

diff --git a/pom.xml b/pom.xml
index ad0b7bc..e48a0e9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
     <parent>
         <groupId>org.apache</groupId>
         <artifactId>apache</artifactId>
-        <version>18</version>
+        <version>21</version>
     </parent>
     <groupId>org.apache.neethi</groupId>
     <artifactId>neethi</artifactId>
@@ -302,7 +302,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.8.1</version>
+            <version>4.12</version>
             <scope>test</scope>
         </dependency>
         <dependency>