diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/PDOMManager.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/PDOMManager.java
index e7a914919dc..b8169bb4234 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/PDOMManager.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/internal/core/pdom/PDOMManager.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2005, 2010 QNX Software Systems and others.
+ * Copyright (c) 2005, 2011 QNX Software Systems and others.
  * 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
@@ -222,7 +222,7 @@ public class PDOMManager implements IWritableIndexManager, IListener {
 		// the model listener is attached outside of the job in
 		// order to avoid a race condition where its not noticed
 		// that new projects are being created
-		new InstanceScope().getNode(CCorePlugin.PLUGIN_ID).addPreferenceChangeListener(fPreferenceChangeListener);
+		InstanceScope.INSTANCE.getNode(CCorePlugin.PLUGIN_ID).addPreferenceChangeListener(fPreferenceChangeListener);
 		Job.getJobManager().addJobChangeListener(fJobChangeListener);
 		adjustCacheSize();
 		updatePathCanonicalizationStrategy();
@@ -248,7 +248,7 @@ public class PDOMManager implements IWritableIndexManager, IListener {
 
 	public void shutdown() {
 		fInShutDown= true;
-		new InstanceScope().getNode(CCorePlugin.PLUGIN_ID).removePreferenceChangeListener(fPreferenceChangeListener);
+		InstanceScope.INSTANCE.getNode(CCorePlugin.PLUGIN_ID).removePreferenceChangeListener(fPreferenceChangeListener);
 		CCorePlugin.getDefault().getProjectDescriptionManager().removeCProjectDescriptionListener(fProjectDescriptionListener);
 		final CoreModel model = CoreModel.getDefault();
 		model.removeElementChangedListener(fCModelListener);