diff --git a/src/allmydata/test/test_web.py b/src/allmydata/test/test_web.py
index fae96aba0..e3c83ee62 100644
--- a/src/allmydata/test/test_web.py
+++ b/src/allmydata/test/test_web.py
@@ -1464,6 +1464,6 @@ class Web(WebMixin, unittest.TestCase):
         return d
 
     def test_XMLRPC(self):
-        raise unittest.SkipTest("not yet")
+        raise unittest.SkipTest("The XML-RPC interface is not yet implemented.  Please use the RESTful interface (documented in docs/webapi.txt) for now.")
         pass