diff --git a/core/org.eclipse.cdt.core/model/org/eclipse/cdt/core/model/IEnumerator.java b/core/org.eclipse.cdt.core/model/org/eclipse/cdt/core/model/IEnumerator.java
index 0d413f8228b..58ac8c056e1 100644
--- a/core/org.eclipse.cdt.core/model/org/eclipse/cdt/core/model/IEnumerator.java
+++ b/core/org.eclipse.cdt.core/model/org/eclipse/cdt/core/model/IEnumerator.java
@@ -10,7 +10,7 @@
  *******************************************************************************/
 package org.eclipse.cdt.core.model;
 
-public interface IEnumerator extends ICElement, ISourceManipulation{
+public interface IEnumerator extends ICElement, ISourceManipulation, ISourceReference {
 
 	/**
 	 * Returns the enumerator's constant expression if any.