diff --git a/mozilla/mailnews/base/prefs/resources/content/AccountManager.js b/mozilla/mailnews/base/prefs/resources/content/AccountManager.js
index a3619ce96c2..2a60df958b0 100644
--- a/mozilla/mailnews/base/prefs/resources/content/AccountManager.js
+++ b/mozilla/mailnews/base/prefs/resources/content/AccountManager.js
@@ -992,7 +992,7 @@ function getFormElementValue(formElement) {
         formElement.getAttribute("datatype") == "nsIFileSpec") {
       if (formElement.value) {
         var filespec = Components.classes["@mozilla.org/filespec;1"].createInstance(Components.interfaces.nsIFileSpec);
-        filespec.nativePath = formElement.value;
+        filespec.setUnicodePath(formElement.value);
         return filespec;
       }
       return null;
@@ -1065,7 +1065,7 @@ function setFormElementValue(formElement, value) {
     if (value) {
       var filespec = value.QueryInterface(Components.interfaces.nsIFileSpec);
       try {
-        formElement.value = filespec.nativePath;
+        formElement.value = filespec.getUnicodePath();
       } catch (ex) {
         dump("Still need to fix uninitialized filespec problem!\n");
       }
diff --git a/mozilla/xpcom/obsolete/nsFileSpecImpl.cpp b/mozilla/xpcom/obsolete/nsFileSpecImpl.cpp
index fc155573ada..7234a7fcfa0 100644
--- a/mozilla/xpcom/obsolete/nsFileSpecImpl.cpp
+++ b/mozilla/xpcom/obsolete/nsFileSpecImpl.cpp
@@ -42,6 +42,7 @@
 #include "nsFileStream.h"
 
 #include "nsILocalFile.h"
+#include "nsNativeCharsetUtils.h"
 
 #include "prmem.h"
 
@@ -211,6 +212,34 @@ NS_IMETHODIMP nsFileSpecImpl::SetNativePath(const char * aNativePath)
 	return NS_OK;
 }
 
+//----------------------------------------------------------------------------------------
+NS_IMETHODIMP nsFileSpecImpl::GetUnicodePath(PRUnichar * *aUnicodePath)
+//----------------------------------------------------------------------------------------
+{
+	TEST_OUT_PTR(aUnicodePath)
+	nsAutoString unicode;
+	nsCAutoString native;
+	native = mFileSpec.GetNativePathCString();
+	NS_CopyNativeToUnicode(native, unicode);
+	*aUnicodePath = nsCRT::strdup(unicode.get());
+	if (!*aUnicodePath)
+		return NS_ERROR_OUT_OF_MEMORY;
+	return NS_OK;
+}
+
+//----------------------------------------------------------------------------------------
+NS_IMETHODIMP nsFileSpecImpl::SetUnicodePath(const PRUnichar * aUnicodePath)
+//----------------------------------------------------------------------------------------
+{
+	nsAutoString unicode;
+	nsCAutoString native;
+
+	unicode = aUnicodePath;
+	NS_CopyUnicodeToNative(unicode, native);
+	mFileSpec = native.get();
+	return NS_OK;
+}
+
 //----------------------------------------------------------------------------------------
 NS_IMETHODIMP nsFileSpecImpl::GetNSPRPath(char * *aNSPRPath)
 //----------------------------------------------------------------------------------------
diff --git a/mozilla/xpcom/obsolete/nsIFileSpec.idl b/mozilla/xpcom/obsolete/nsIFileSpec.idl
index 7f3371108be..51120c0aced 100644
--- a/mozilla/xpcom/obsolete/nsIFileSpec.idl
+++ b/mozilla/xpcom/obsolete/nsIFileSpec.idl
@@ -154,6 +154,8 @@ interface nsIFileSpec : nsISupports
 	void seek(in long offset);
 	long tell();
 	void endLine();
+	wstring getUnicodePath();
+	void setUnicodePath(in wstring aUnicodePath);
 	
 };