diff --git a/src/allmydata/test/test_mutable.py b/src/allmydata/test/test_mutable.py
index 2722a3cf7..c590a6b60 100644
--- a/src/allmydata/test/test_mutable.py
+++ b/src/allmydata/test/test_mutable.py
@@ -2537,7 +2537,6 @@ class Problems(GridTestMixin, unittest.TestCase, testutil.ShouldFailMixin):
     def test_multiply_placed_shares(self):
         self.basedir = "mutable/Problems/test_multiply_placed_shares"
         self.set_up_grid()
-        self.g.clients[0].DEFAULT_ENCODING_PARAMETERS['n'] = 75
         nm = self.g.clients[0].nodemaker
         d = nm.create_mutable_file(MutableData("contents 1"))
         # remove one of the servers and reupload the file.