diff --git a/denose.patch b/denose.patch
index ab99fe8..55e03d2 100644
--- a/denose.patch
+++ b/denose.patch
@@ -136,6 +136,15 @@
      import shutil
      shutil.rmtree('./cache', True)
  
+@@ -58,7 +58,7 @@ def test_parse_doesnt_allow_empty_region
+ 
+ def test_decorators():
+     for func in (make_region_cached_func, make_cached_func):
+-        yield check_decorator, func()
++        check_decorator(func())
+ 
+ def check_decorator(func):
+     result = func('Fred')
 @@ -119,7 +119,7 @@ def test_long_name():
      name = 'Fred' * 250
      result = func(name)
@@ -163,18 +172,19 @@
 +    assert msg2 != msg3, (msg2, msg3)
 --- a/tests/test_container.py
 +++ b/tests/test_container.py
-@@ -1,6 +1,10 @@
+@@ -1,6 +1,11 @@
  import os
 +import pickle
  import random
 +import shutil
++import sys
  import time
 +import pytest
 +
  from beaker.container import *
  from beaker.synchronization import _synchronizers
  from beaker.cache import clsmap
-@@ -34,10 +38,10 @@ def _run_container_test(cls, totaltime,
+@@ -34,10 +39,10 @@ def _run_container_test(cls, totaltime,
  
              if threadlocal:
                  localvalue = Value(
@@ -189,7 +199,7 @@
                                  starttime=starttime)
                  localvalue.clear_value()
              else:
-@@ -60,10 +64,10 @@ def _run_container_test(cls, totaltime,
+@@ -60,10 +65,10 @@ def _run_container_test(cls, totaltime,
  
      if not threadlocal:
          value = Value(
@@ -204,7 +214,17 @@
                      starttime=starttime)
          value.clear_value()
      else:
-@@ -137,35 +141,29 @@ def test_file_open_bug():
+@@ -124,6 +129,9 @@ def test_file_container_3():
+ def test_file_container_tlocal():
+     test_file_container(expiretime=15, delay=2, threadlocal=True)
+ 
++
++@pytest.mark.skipif(sys.version_info < (3, 6),
++                    reason="Cryptography not supported on Python 3 lower than 3.6")
+ def test_file_open_bug():
+     """ensure errors raised during reads or writes don't lock the namespace open."""
+ 
+@@ -137,35 +145,29 @@ def test_file_open_bug():
      f.write("BLAH BLAH BLAH")
      f.close()
  
@@ -245,7 +265,7 @@
                      createfunc=create, starttime=time.time()
                      )
      if os.path.exists(value.namespace.file):
-@@ -176,6 +174,5 @@ def test_removing_file_refreshes():
+@@ -176,6 +178,5 @@ def test_removing_file_refreshes():
      assert value.get_value() == 2
  
  
@@ -269,7 +289,7 @@
 -    from webtest import TestApp
 -except ImportError:
 -    raise SkipTest("webtest not installed")
-+webtest = pytest.importorskip("webtest", reason="webtest not installed")
++webtest = pytest.importorskip("webtest")
 +
 +pytest.mark.skipif(not crypto.get_crypto_module('default').has_aes,
 +                   reason="No AES library is installed, can't test " +