diff --git a/org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/jarpackager/JarPackageData.java b/org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/jarpackager/JarPackageData.java
index fb12464..68e2576 100644
--- a/org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/jarpackager/JarPackageData.java
+++ b/org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/jarpackager/JarPackageData.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2000, 2009 IBM Corporation and others.
+ * Copyright (c) 2000, 2010 IBM Corporation 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
@@ -23,6 +23,7 @@
 
 import org.eclipse.core.resources.IFile;
 import org.eclipse.core.resources.IProject;
+import org.eclipse.core.resources.IWorkspaceRoot;
 import org.eclipse.core.resources.ResourcesPlugin;
 
 import org.eclipse.jface.operation.IRunnableContext;
@@ -310,17 +311,19 @@
 	 * @since 3.0
 	 */
 	public IPath getAbsoluteJarLocation() {
-		if (!fJarLocation.isAbsolute() && fJarLocation.segmentCount() >= 2) {
-			// reverse of AbstractJarDestinationWizardPage#handleDestinationBrowseButtonPressed()
-			IFile file= ResourcesPlugin.getWorkspace().getRoot().getFile(fJarLocation);
-			IPath absolutePath= file.getLocation();
-			if (absolutePath != null) {
-				return absolutePath;
-			} else {
-				// The path does not exist in the workspace (e.g. because there's no such project).
-				// Fallback is to just append the path to the workspace root.
-				return ResourcesPlugin.getWorkspace().getRoot().getLocation().append(fJarLocation);
+		if (!fJarLocation.isAbsolute()) {
+			IWorkspaceRoot root= ResourcesPlugin.getWorkspace().getRoot();
+			if (fJarLocation.segmentCount() >= 2 && !"..".equals(fJarLocation.segment(0))) { //$NON-NLS-1$
+				// reverse of AbstractJarDestinationWizardPage#handleDestinationBrowseButtonPressed()
+				IFile file= root.getFile(fJarLocation);
+				IPath absolutePath= file.getLocation();
+				if (absolutePath != null) {
+					return absolutePath;
+				}
 			}
+			// The path does not exist in the workspace (e.g. because there's no such project).
+			// Fallback is to just append the path to the workspace root.
+			return root.getLocation().append(fJarLocation);
 		}
 		return fJarLocation;
 	}