diff --git a/gemoc_studio/discovery/catalog.xmi b/gemoc_studio/discovery/catalog.xmi
index e2ed37804..a5849ffc6 100755
--- a/gemoc_studio/discovery/catalog.xmi
+++ b/gemoc_studio/discovery/catalog.xmi
@@ -25,12 +25,13 @@
   </categories>
   <categories
       name="Exhaustive Exploration"
-      description="Exhaustive exploration topic tools.">
+      description="Tools for Exhaustive Exploration.">
     <components
         name="Clocksystem"
         provider="ENSTA"
         description="Multiform Time Constraints"
         license="MIT"
+        groups="//@filters.1"
         image32="images/clocksystem_logo_32x32.png">
       <sitesURLS>https://ci.inria.fr/gemoc/job/concurrency_exploration/lastSuccessfulBuild/artifact/exploration/releng/org.gemoc.mocc.clocksystem.features.updatesite/target/repository</sitesURLS>
       <overview
@@ -47,18 +48,14 @@
         provider="GEMOC"
         description="Deployer that installs the project sources for Concurrent and/or Sequential version of the Activitydiagram Language and sample models."
         license="EPL"
-        groups="//@filters.1 //@filters.2"
-        image32="images/IconeGemocLanguagePlusModel-32.png"
-        incubation="true">
+        groups="//@filters.0 //@filters.1 //@filters.2"
+        image32="images/IconeGemocLanguagePlusModel-32.png">
       <sitesURLS>https://ci.inria.fr/gemoc/job/ActivityDiagram_updatesite/lastSuccessfulBuild/artifact/dev/releng/org.gemoc.activitydiagram.repository/target/repository/</sitesURLS>
       <overview
           summary="Deployer that installs the project sources for two versions of the Activitydiagram Language developped using GEMOC. One version will run using the GEMOC Sequential engine, the second using Concurrent engine.  The deployer also provides sample models."
           screenshot="images/activitydiagram_sequential-screenshot-320x240.png"
           url="http://github.com/gemoc/activitydiagram"/>
       <id>org.gemoc.activitydiagram.feature</id>
-      <messages
-          title="test message Title"
-          message="test message"/>
     </components>
   </categories>
   <filters name="Incubation"/>
diff --git a/gemoc_studio/plugins/org.gemoc.gemoc_studio.branding/src/main/java/org/gemoc/gemoc_studio/branding/handlers/GemocPackageDiscovery.java b/gemoc_studio/plugins/org.gemoc.gemoc_studio.branding/src/main/java/org/gemoc/gemoc_studio/branding/handlers/GemocPackageDiscovery.java
index efb9d8aa4..b196c6a49 100644
--- a/gemoc_studio/plugins/org.gemoc.gemoc_studio.branding/src/main/java/org/gemoc/gemoc_studio/branding/handlers/GemocPackageDiscovery.java
+++ b/gemoc_studio/plugins/org.gemoc.gemoc_studio.branding/src/main/java/org/gemoc/gemoc_studio/branding/handlers/GemocPackageDiscovery.java
@@ -68,12 +68,12 @@ private void errorDialog(final Shell shell, Exception e) {
 
 	@Override
 	public String getDescription() {
-		return "Pick a modeling component to install it.";
+		return "Pick a GEMOC component to install it.";
 	}
 
 	@Override
 	public String getTitle() {
-		return "Eclipse Modeling Components Discovery";
+		return "GEMOC Components Discovery";
 	}
 
 	public static void openModelingDiscoveryWizard(IWorkbenchWindow window) {