diff --git a/pom.xml b/pom.xml
index ff98abf0d..50d0349b8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -15,7 +15,7 @@
     <parent>
         <groupId>com.powsybl</groupId>
         <artifactId>powsybl-parent</artifactId>
-        <version>15</version>
+        <version>20</version>
         <relativePath/>
     </parent>
     <artifactId>powsybl-diagram</artifactId>