[MWAR-329][MWAR-333] Dependency uprades

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@1632720 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index 612b33d..6cd4ff0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -130,7 +130,7 @@
     <dependency>
       <groupId>org.codehaus.plexus</groupId>
       <artifactId>plexus-archiver</artifactId>
-      <version>2.7</version>
+      <version>2.7.1</version>
       <exclusions>
         <exclusion>
           <groupId>org.codehaus.plexus</groupId>
@@ -145,7 +145,7 @@
     <dependency>
       <groupId>org.codehaus.plexus</groupId>
       <artifactId>plexus-interpolation</artifactId>
-      <version>1.19</version>
+      <version>1.21</version>
     </dependency>
 
     <dependency>