diff --git a/module.py b/module.py
index d3bdb354931789257a2374d11df32f240e8ffbda..8880605d4eb500f2303cf141571cd14b89c85b73 100644
--- a/module.py
+++ b/module.py
@@ -16,7 +16,7 @@ Compress( api )
 UPLOAD_FOLDER = os.path.join( tempfile.gettempdir(), "NIST" )
 api.config[ 'UPLOAD_FOLDER' ] = UPLOAD_FOLDER
 
-ALLOWED_EXTENSIONS = [ '.nist', '.nst' ]
+ALLOWED_EXTENSIONS = [ '.nist', '.nst', '.xml' ]
 
 ################################################################################
 #    Generic routing