diff --git a/webapp/pom.xml b/webapp/pom.xml
index 7191930e..0316965e 100644
--- a/webapp/pom.xml
+++ b/webapp/pom.xml
@@ -48,6 +48,16 @@
                     </webResources>
                 </configuration>
             </plugin>
+            <plugin>
+                <artifactId>maven-clean-plugin</artifactId>
+                <configuration>
+                    <filesets>
+                        <fileset>
+                            <directory>overlays</directory>
+                        </fileset>
+                    </filesets>
+                </configuration>
+            </plugin>
         </plugins>
     </build>