diff --git a/pom_parent.xml b/pom_parent.xml
index a3f38df..fd87416 100644
--- a/pom_parent.xml
+++ b/pom_parent.xml
@@ -182,7 +182,7 @@
       <plugin>
         <groupId>org.codehaus.mojo</groupId>
         <artifactId>flatten-maven-plugin</artifactId>
-        <version>1.3.0</version>
+        <version>1.6.0</version>
         <configuration>
           <flattenMode>ossrh</flattenMode>
         </configuration>