diff --git a/api-webapp/pom.xml b/api-webapp/pom.xml
index ca41737..d714df0 100644
--- a/api-webapp/pom.xml
+++ b/api-webapp/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.jeudego.pairgoth</groupId>
         <artifactId>engine-parent</artifactId>
-        <version>0.20</version>
+        <version>0.21</version>
     </parent>
     <artifactId>api-webapp</artifactId>
 
diff --git a/application/pom.xml b/application/pom.xml
index 302472f..49a2138 100644
--- a/application/pom.xml
+++ b/application/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>org.jeudego.pairgoth</groupId>
     <artifactId>engine-parent</artifactId>
-    <version>0.20</version>
+    <version>0.21</version>
   </parent>
   <artifactId>application</artifactId>
   <packaging>pom</packaging>
diff --git a/pairgoth-common/pom.xml b/pairgoth-common/pom.xml
index 102bfe3..693dae1 100644
--- a/pairgoth-common/pom.xml
+++ b/pairgoth-common/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.jeudego.pairgoth</groupId>
         <artifactId>engine-parent</artifactId>
-        <version>0.20</version>
+        <version>0.21</version>
     </parent>
     <artifactId>pairgoth-common</artifactId>
 
diff --git a/pom.xml b/pom.xml
index c0907d4..e4b91ac 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 
   <groupId>org.jeudego.pairgoth</groupId>
   <artifactId>engine-parent</artifactId>
-  <version>0.20</version>
+  <version>0.21</version>
   <packaging>pom</packaging>
 
   <!-- CB: Temporary add my repository, while waiting for SSE Java server module author to incorporate my PR or for me to fork it -->
diff --git a/view-webapp/pom.xml b/view-webapp/pom.xml
index 5120f9f..16a789b 100644
--- a/view-webapp/pom.xml
+++ b/view-webapp/pom.xml
@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.jeudego.pairgoth</groupId>
         <artifactId>engine-parent</artifactId>
-        <version>0.20</version>
+        <version>0.21</version>
     </parent>
     <artifactId>view-webapp</artifactId>
 
diff --git a/webserver/pom.xml b/webserver/pom.xml
index af36842..ea6bb80 100644
--- a/webserver/pom.xml
+++ b/webserver/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>org.jeudego.pairgoth</groupId>
     <artifactId>engine-parent</artifactId>
-    <version>0.20</version>
+    <version>0.21</version>
   </parent>
   <artifactId>webserver</artifactId>
   <packaging>jar</packaging>