diff --git a/pom.xml b/pom.xml
index 8c1bac0..5c5e388 100644
--- a/pom.xml
+++ b/pom.xml
@@ -132,6 +132,7 @@
           <version>3.1.0</version>
           <configuration>
             <archive>
+              <index>true</index>
               <manifestFile>${project.build.outputDirectory}/META-INF/MANIFEST.MF</manifestFile>
               <manifest>
                 <useUniqueVersions>true</useUniqueVersions>