diff --git a/build/org.eclipse.cdt.managedbuilder.ui/src/org/eclipse/cdt/managedbuilder/ui/actions/BuildAllAction.java b/build/org.eclipse.cdt.managedbuilder.ui/src/org/eclipse/cdt/managedbuilder/ui/actions/BuildAllAction.java
index d2e647f0377..178d83cee83 100644
--- a/build/org.eclipse.cdt.managedbuilder.ui/src/org/eclipse/cdt/managedbuilder/ui/actions/BuildAllAction.java
+++ b/build/org.eclipse.cdt.managedbuilder.ui/src/org/eclipse/cdt/managedbuilder/ui/actions/BuildAllAction.java
@@ -105,7 +105,7 @@ IWorkbenchWindowPulldownDelegate2, IObjectActionDelegate, IMenuCreator {
 	public void setActivePart(IAction action, IWorkbenchPart targetPart) {}
 	
 	// doing nothing
-	public void dispose() { projects = null; }
+	public void dispose() { }
 	public void init(IWorkbenchWindow window) { }
 
 	private static final class BuildFilesJob extends Job {