diff --git a/bundles/fmi/engines/org.eclipse.papyrus.moka.fmu.engine/src/org/eclipse/papyrus/moka/fmu/engine/semantics/FMU_ObjectActivation.java b/bundles/fmi/engines/org.eclipse.papyrus.moka.fmu.engine/src/org/eclipse/papyrus/moka/fmu/engine/semantics/FMU_ObjectActivation.java
new file mode 100644
index 0000000..1349a67
--- /dev/null
+++ b/bundles/fmi/engines/org.eclipse.papyrus.moka.fmu.engine/src/org/eclipse/papyrus/moka/fmu/engine/semantics/FMU_ObjectActivation.java
@@ -0,0 +1,27 @@
+/*****************************************************************************
+ * Copyright (c) 2017 CEA LIST.
+ *
+ *
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *  CEA LIST Initial API and implementation
+ *
+ *****************************************************************************/
+
+package org.eclipse.papyrus.moka.fmu.engine.semantics;
+
+import org.eclipse.papyrus.moka.fuml.statemachines.Semantics.CommonBehavior.SM_ObjectActivation;
+
+public class FMU_ObjectActivation extends SM_ObjectActivation{
+
+	public void register(FMUChangeEventOccurence changeEventOccurrence) {
+		// Add the change event occurrence at the end of the event pool.
+		// Notify that that a new event occurrence was placed in the event pool.
+		this.eventPool.add(changeEventOccurrence);
+		this.notifyEventArrival();
+	}
+}