diff --git a/wsme/tg1.py b/wsme/tg1.py
index 475b98e..adbf79b 100644
--- a/wsme/tg1.py
+++ b/wsme/tg1.py
@@ -49,6 +49,7 @@ def wsexpose(*args, **kwargs):
         def callfunction(self, *args, **kwargs):
             args, kwargs = wsme.rest.args.get_args(
                 funcdef, args, kwargs,
+                cherrypy.request.params,
                 cherrypy.request.body,
                 cherrypy.request.headers['Content-Type']
             )