diff --git a/platformcode/updater.py b/platformcode/updater.py
index b214f379..685b0383 100755
--- a/platformcode/updater.py
+++ b/platformcode/updater.py
@@ -262,7 +262,7 @@ def updateFromZip(message=config.get_localized_string(80050)):
         hash = fixZipGetHash(localfilename)
         logger.info(hash)
 
-        with zipfile.ZipFile(filetools.file_open(localfilename, 'rb', vfs=True)) as zip:
+        with zipfile.ZipFile(filetools.file_open(localfilename, 'rb', vfs=False)) as zip:
             size = sum([zinfo.file_size for zinfo in zip.filelist])
             cur_size = 0
             for member in zip.infolist():