diff --git a/hk2/pom.xml b/hk2/pom.xml
index 65d90a9..101fcca 100644
--- a/hk2/pom.xml
+++ b/hk2/pom.xml
@@ -70,19 +70,19 @@
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-jar-plugin</artifactId>
                 <executions>
-                           <execution>
-                               <id>create-empty-javadoc-jar</id>
-                               <goals>
-                                   <goal>jar</goal>
-                               </goals>
-                               <configuration>
-                                   <classesDirectory>
-                                       ${project.build.directory}/javadoc
-                                   </classesDirectory>
-                                   <classifier>javadoc</classifier>
-                               </configuration>
-                           </execution>
-                       </executions>
+                    <execution>
+                        <id>create-empty-javadoc-jar</id>
+                        <goals>
+                            <goal>jar</goal>
+                        </goals>
+                        <configuration>
+                            <classesDirectory>
+                                ${project.build.directory}/javadoc
+                            </classesDirectory>
+                            <classifier>javadoc</classifier>
+                        </configuration>
+                    </execution>
+                </executions>
                 <configuration>
                     <archive>
                         <manifest>