diff --git a/src/milla/dispatch/routing.py b/src/milla/dispatch/routing.py
index 239ead7..433e798 100644
--- a/src/milla/dispatch/routing.py
+++ b/src/milla/dispatch/routing.py
@@ -1,4 +1,4 @@
-# Copyright 2011 Dustin C. Hatch
+# Copyright 2011, 2012, 2015 Dustin C. Hatch
 # 
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -121,8 +121,9 @@ class Router(object):
                     # Return a dummy function that just raises
                     # HTTPMovedPermanently to redirect the client to
                     # the canonical URL
-                    def redir(*args, **kwargs):
-                        raise milla.HTTPMovedPermanently(location=new_path_info)
+                    def redir(request, *args, **kwargs):
+                        raise milla.HTTPMovedPermanently(
+                            location=request.create_href(new_path_info))
                     return redir
                 elif func and self.trailing_slash is Router.SILENT:
                     # Return the function found at the alternate path
diff --git a/src/milla/tests/test_routing.py b/src/milla/tests/test_routing.py
index 0f46590..01a6ba4 100644
--- a/src/milla/tests/test_routing.py
+++ b/src/milla/tests/test_routing.py
@@ -113,7 +113,6 @@ def test_string_controller():
     func = router.resolve('/test')
     assert func.func == fake_controller
 
-@nose.tools.raises(milla.HTTPMovedPermanently)
 def test_trailing_slash_redir():
     '''Paths that match except the trailing slash return a HTTP redirect
     '''
@@ -125,7 +124,12 @@ def test_trailing_slash_redir():
     router.add_route('/test/', controller)
     func = router.resolve('/test')
     assert func is not controller
-    func()
+    try:
+        func(milla.Request.blank('/test'))
+    except milla.HTTPMovedPermanently as e:
+        assert e.location == '/test/'
+    else:
+        raise AssertionError('Redirect not raised')
 
 @nose.tools.raises(milla.dispatch.routing.UnresolvedPath)
 def test_trailing_slash_none():