Lucene Backend is now a module (3)
diff --git a/pom.xml b/pom.xml
index 4852a90..025ecf7 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,8 +1,13 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
   xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
+  <parent>
+    <groupId>KorAP-modules</groupId>
+    <artifactId>KorAP-core-modules</artifactId>
+    <version>1.0</version>
+  </parent>
 
-  <groupId>de.ids_mannheim.korap</groupId>
+  <groupId>KorAP-modules</groupId>
   <artifactId>KorAP-lucene-index</artifactId>
   <version>0.20</version>
   <packaging>jar</packaging>