[MINDEXER-110] - Upgrade parent to 31
diff --git a/pom.xml b/pom.xml
index 9a2a015..c292a07 100644
--- a/pom.xml
+++ b/pom.xml
@@ -23,7 +23,7 @@
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven-parent</artifactId>
-    <version>30</version>
+    <version>31</version>
   </parent>
 
   <groupId>org.apache.maven.indexer</groupId>