Remove default config
diff --git a/pom.xml b/pom.xml
index 7408422..337ba87 100644
--- a/pom.xml
+++ b/pom.xml
@@ -623,9 +623,6 @@
               <version>2</version>
             </dependency>
           </dependencies>
-          <configuration>
-            <encoding>${project.build.sourceEncoding}</encoding>
-          </configuration>
           <executions>
             <execution>
               <id>validate</id>