diff --git a/rse/plugins/org.eclipse.rse.files.ui/src/org/eclipse/rse/internal/files/ui/actions/SystemRemoteFileOpenWithMenu.java b/rse/plugins/org.eclipse.rse.files.ui/src/org/eclipse/rse/internal/files/ui/actions/SystemRemoteFileOpenWithMenu.java
index 3842f8eef40..7b915bc58e4 100644
--- a/rse/plugins/org.eclipse.rse.files.ui/src/org/eclipse/rse/internal/files/ui/actions/SystemRemoteFileOpenWithMenu.java
+++ b/rse/plugins/org.eclipse.rse.files.ui/src/org/eclipse/rse/internal/files/ui/actions/SystemRemoteFileOpenWithMenu.java
@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2005, 2009 IBM Corporation and others.
+ * Copyright (c) 2005, 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
@@ -366,9 +366,13 @@ private boolean isFileCached(ISystemEditableRemoteObject editable, IRemoteFile r
 		boolean usedBinary = properties.getUsedBinaryTransfer();
 		boolean isBinary = remoteFile.isBinary();
 		
+		boolean usedReadOnly = properties.getReadOnly();
+		boolean isReadOnly = !remoteFile.canWrite();
+		
 		return (!dirty && 
 				!remoteNewer && 
 				usedBinary == isBinary &&
+				usedReadOnly == isReadOnly && 
 				!encodingChanged);
 	}
 	return false;