diff --git a/plugins/org.eclipse.xtext/src/org/eclipse/xtext/resource/DerivedStateAwareResource.java b/plugins/org.eclipse.xtext/src/org/eclipse/xtext/resource/DerivedStateAwareResource.java
index 9be171324..5e911f2f4 100644
--- a/plugins/org.eclipse.xtext/src/org/eclipse/xtext/resource/DerivedStateAwareResource.java
+++ b/plugins/org.eclipse.xtext/src/org/eclipse/xtext/resource/DerivedStateAwareResource.java
@@ -50,6 +50,13 @@ public class DerivedStateAwareResource extends LazyLinkingResource {
 				eSetDeliver(true);
 			}
 		}
+		return doGetContents();
+	}
+
+	/**
+	 * @since 2.4
+	 */
+	protected EList<EObject> doGetContents() {
 		return super.getContents();
 	}