diff --git a/persistence-modules/pom.xml b/persistence-modules/pom.xml
index 99692009f0..63a7a4deb9 100644
--- a/persistence-modules/pom.xml
+++ b/persistence-modules/pom.xml
@@ -75,7 +75,7 @@
         <!-- <module>spring-mybatis</module> --> <!-- needs fixing in BAEL-9021 -->
         <module>spring-persistence-simple</module>
         <module>spring-persistence-simple-2</module>
-				<module>apache-bookkeeper</module><!-- BAEL-2322 -->
+        <module>apache-bookkeeper</module><!-- BAEL-2322 -->
     </modules>
 
 </project>