diff --git a/synapse/http/server.py b/synapse/http/server.py
index 2d5d71c8a..f33859cf7 100644
--- a/synapse/http/server.py
+++ b/synapse/http/server.py
@@ -124,14 +124,10 @@ class JsonResource(HttpServer, resource.Resource):
                     # returned response. We pass both the request and any
                     # matched groups from the regex to the callback.
 
-                    logger.debug("url things: %r", m.groups())
-
                     args = [
                         urllib.unquote(u).decode("UTF-8") for u in m.groups()
                     ]
 
-                    logger.debug("url things args: %r", args)
-
                     code, response = yield path_entry.callback(
                         request,
                         *args
diff --git a/tests/utils.py b/tests/utils.py
index f9a34748c..70a221550 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -29,7 +29,7 @@ from twisted.enterprise.adbapi import ConnectionPool
 
 from collections import namedtuple
 from mock import patch, Mock
-import json
+import urllib
 import urlparse
 
 from inspect import getcallargs
@@ -103,9 +103,14 @@ class MockHttpResource(HttpServer):
             matcher = pattern.match(path)
             if matcher:
                 try:
+                    args = [
+                        urllib.unquote(u).decode("UTF-8")
+                        for u in matcher.groups()
+                    ]
+
                     (code, response) = yield func(
                         mock_request,
-                        *matcher.groups()
+                        *args
                     )
                     defer.returnValue((code, response))
                 except CodeMessageException as e: