Allow 'mvn package' to be used to generate .tar.gz and .zip archives
diff --git a/pom.xml b/pom.xml
index 5722ae9..32f124d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -314,8 +314,9 @@
 				</configuration>
 				<executions>
 					<execution>
+						<phase>package</phase>
 						<goals>
-							<goal>assembly</goal>
+							<goal>single</goal>
 						</goals>
 					</execution>
 				</executions>